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Fusarium wilt of tomato PDF

(PDF) Management of tomato diseases caused by Fusarium

  1. in the suppression of fusarium wilt disease in tomato (Solanum lycopersicum) plant By Ishaq O. Adisa Environmental Science and Engineering, PhD Candidate Dr. Jorge Gardea-Torresdey'sResearch Group Chemistry Department, The University of Texas at El Paso November 6th, 2017
  2. with Fusarium wilt, but mainly in the lower stem. Plant Pathology Fact Sheet Tomato Wilt Problems Kenneth W. Seebold Extension Plant Pathologist Figure 1. Fusarium wilt symptoms include, yellowing, and browning oF oliage. symptoms ten occur only on one side oF the plant. (photo: edward sikora, auburn university, bugwood.org
  3. However, pathogenic fungi of the genus Fusarium that is the causal agents of tomato wilt cause root and basal stem deterioration and result in the wilting of vegetable plants. the vascular tissue is strong evidence of Fusarium wilt (Snyder and Hans, 2003) [14]
  4. Biosecurity SA Fact sheet Fusarium wilt of tomato Race 3 of Fusarium oxysporum f.sp. lycopersici Fusarium wilt of tomato, caused by Fusarium oxysporum f.sp. lycopersici is a devastating disease in major tomato- growing regions worldwide and has been reported in at least 32 countries
  5. Tomatoes are parasitized by a number of pathogens, in-cluding Fusarium oxysporum Schlecht. f. sp. lycopersici (Sacc.) W.C. Snyder et H.N. Hansen, the causal agent of fusarium wilt of tomato (Aleksić et al., 1990; Ivanović and Mijatović, 2003), which is one of the most impor-tant species as tomato pathogen (Jones et al., 1982; Agri
  6. Fusarium wilt (FW) and Fusarium crown and root rot (FCRR) of tomato (Solanum lycopersicum) caused by Fusarium oxysporum f. sp. lycopersici and F. oxysporum f. sp. radicis-lycopersici, respectively, continue to present major challenges for productio
  7. in tomato for Fusarium wilt, seven tomato varieties were collected from Vegetable Research Scheme, V.N.M.K.V, Parbhani and screened under artificial inoculation condition in poly bags at College of Agriculture Latur during Rabi 2018- Results (Table 1 & PLATE I) revealed that, under poly bag culture, all the 7 tomato.

tomatoes in the same area no more than once every 4 years) will reduce the disease inoculum level in the soil. Verticillium Wilt Symptoms of Verticillium wilt, caused by the soilborne fungus Verticillium albo-atrum, may be confused with those of Fusarium wilt. The two fungal wilts cause similar field symptoms and canno Fusarium and Verticillium wilt is the use of resistant varieties. Many of the popular varieties of tomatoes have resistance to the common race (race 1) of the Fusarium fungus, to the Verticillium fungus, or to both. A few tomato varieties with resistance to Verticillium (V) and/or Fusarium (F) include the following varieties Fusarium Wilt The first symptom of Fusarium wilt is yellowing of the leaves (Figure 1), often on only one side of the plant. The yellowing gradually affects most of the foliage, which may wilt and gradually die. A brown discoloration of the vascular tissue (Figure 2) may be seen by cutting the stem lengthwise with a knife Managing Fusarium wilt: Rotating out of tomato when Fusarium wilt develops • What you rotate with may be important - Appears able to infect other crops—working to identify • Managing host weeds may be important - Working to identify weed hosts. 0%. 10%. 20%. 30%. 40%. 50%. 60%. 70%. 80%. 90%. 100%. Percent of stem/root colonized.

Tomato Plants With Fusarium Wilt - Treating Fusarium Wilt

Fusarium crown and root rot, caused by the fungus Fusarium oxysporum f. sp. radicis-lycopersici (FORL) was first detected in Florida in 1974. The disease has been reported in all major tomato growing areas of the state, but is particularly serious in the acidic, sandy soils of Florida's southern production regions Abstract: Tomato (Lycopersicon esculentumL.) is a popular, easily grown plant with highly tasty fruits, originally cultivated during pre-historic times by the Red Indian in South America; Tomato wilt is a warm weather disease caused by fungus Fusarium oxysporum f. sp. lycopersici A compost of vegetable waste and Posidonia oceanica mixture (70 : 30% vol : vol) was tested in vitro and in vivo for its efficacy against Fusarium oxysporum f.sp radicis-lycopersici (Forl), the causal agent of Fusarium wilt of Tomato ( Lycopersicon esculentum cv. chourouk).The incorporation of non-sterilized VPC in the culture medium showed potent antifungal activity against Forl and complete. The Fusarium wilt fungus infects plants through the rootlets, invading the xylem and eventually extending throughout the plant. Individual branches and associated leaves on plants infected with Fusarium become yellow and wilt. Sometimes only one branch or one side of the plant is affected, creating a yellow flag effect.Infected plants usually die

tomato, the second most consumed vegetable in the country, which generates over $2 billion in annual revenue.5 Several diseases affect tomato production in the U.S., but Fusarium wilt is recognized as the most destructive soil borne disease of this plant. The disease is caused by the fungus Fusarium oxysporu Tomato (Solanum lycopersicum L.) is an economically important vegetable crop worldwide.However, it is threatened by various soilborne fungal diseases such as Fusarium wilt caused by Fusarium oxysporum f. sp. lycopersici (Sacc.) W.C. Snyder & H.N. Hans (FOL). This fungus is responsible for considerable crop losses (Hussain et al. 2016).Main disease symptoms include chlorosis and progressive. Nonpathogenic Fusarium oxysporum strain Fo47 induces resistance to Fusarium wilt in tomato. Plant Disease, 81(5):492-496; 42 ref. Gerdemann JW, Finley AM, 1951. The pathogenicity of races 1 and 2 of Fusarium oxysporum f. sp. lycopersici. Phytopathology, 41:238-244. Goode MJ, 1966. New race of tomato Fusarium wilt fungus. Arkansas Farm. Research.

To reduce bacterial wilt disease and other diseases caused by fungal wilt, root knot nematodes and death of the crop due to temporary waterlogging in tomatoes. Advantages of grafting: • Management of root-borne diseases is easy through planting of grafted seedlings. • Plants grow healthy and can withstand initial infestations Fusarium wilt of tomato occurs in most regions where tomatoes are grown. This disease can result in yield losses of up to 80% when severe. 1,2 The pathogen can infect the crop at all growth stages, entering through the roots. The fungus grows into the xylem (water conducting tissue) where it can spread within the plant

Fusarium Wilt of Tomato. If your tomato plants yellow and wilt on one side of the plant or one side of a leaf, they may have Fusarium wilt. Fusarium wilt on tomatoes is caused by Fusarium oxysporum sp. lycopersici. It is a soilborn fungus that is found throughout the United States, especially in warm regions of the country Fusarium wilt (foo-zair-ee-um) is caused by the fungus Fusarium oxysporum f.sp. lycopersici. Fusarium wilt is found worldwide and even resistant tomato varieties may be affected. The fungus is soil-borne and makes its way into the plant through the roots. Once inside, it clogs and blocks the xylem, the tissue that moves water and some nutrients. Fusarium wilt in tomato •Fusarium oxysporum f. sp. lycopersici (Fol) •Soilborne fungus -colonizes vascular tissue •Forms chlamydospores •Chlorosis, wilting, stunting, vascular browning, plant death •Management •Fumigation •Phase-out of methyl bromide •Host resistance is most effective •Three race Fusarium wilt is caused by the fungus Fusarium oxysporum. This pathogen, like Verticillium, invades the host plant through the roots and plugs the water-conducting tissue. Fusarium wilt can cause serious plant losses, especially in areas where soil and air temperatures are 80° to 90° F during much of the season. Symptoms

PP52/PG082: Fusarium Crown and Root Rot of Tomato in Florid

wilt. FUSARIUM WILT OR YELLOWS OF TOMATO Fusarium wilt, caused by the soilborne fungus Fusarium oxysporum f. sp. lycopersici, was for merly the most prevalent and damaging disease of both field and g reenhouse tomatoes in Illinois, especially in the southern half of the state. Only the cultivated tomato (Lycopersicon esculentum), certain. Fusarium wilt disease of tomato is caused by Fusarium oxysporum f. sp. lycopersici and is a limiting factor to tomato production in Nigeria. The objectives of this study were to screen tomato varieties commonly cultivated in Nigeria to determine their host resistanc Tomato (Lycopersicon esculentum Mill.), Wilt, Fusarium sp There are many possible causes of wilting of tomato plants. Successful treatment of the problem depends on accurate diagnosis and appropriate preventive measures. Fusarium wilt is caused by a fungus, Fusarium, that enters the plant through the roots and grows up through the vascular tissue Fusarium oxysporum infestation than that of seed treatment. Key word: Tomato Fusarium wilt and Streptomyces griseus formulation INTRODUCTION alternative treatments for control of plant diseases are The production of tomato and pepper fruit is of pathogens, known as biological control is now in practice worldwide agricultural importance Fusarium wilt in tomatoFusarium oxysporum f. sp. lycopersici (Fol) •Soilborne fungus -colonizes vascular tissue •Forms chlamydospores •Chlorosis, wilting, stunting, vascular browning, plant death •Management •Fumigation •Phase-out of methyl bromide •Host resistance is most effective •Three race

(PDF) Note Biological Control of Fusarium Wilt in Tomato(PDF) Control of Fusarium wilt of tomato in the greenhouse

Control of Fusarium Wilt of Tomato Caused by Fusarium

Fusarium spp., causes up to 100 % yield loss in the worldwide. Figure 2. T iS n9V $ b {U V 7^U , ] h% + ӡۨjav# >* Q !!ݝ.2 4 /j! Fusarium wilt of tomato caused by Fusarium oxysporum f. sp. So, the different isolates of Fusarium oxysporum f. sp Fusarium wilt (FW) and Fusarium crown and root rot (FCRR) of tomato (Solanum lycopersicum) caused by Fusarium oxysporum f. sp. lycopersici and F. oxysporum f. sp. radicis-lycopersici, respectively, continue to present major challenges for production of this important crop world-wide.Intensive research has led to an increased understanding of these diseases and their management second leading producer of tomato in Africa with average production of 1.7 metric tonnes (FAO, 2010). The production of the crop is affected by many pests and diseases. Fusarium wilt caused by Fusarium oxysporum f. sp. lycopersici is one of the major fungal diseases of tomato. It is a soil-inhabiting fungus that is highly destructive an recommendations: bacterial wilt, fusarium wilt, and fusarium crown and root rot. Bacterial Wilt Bacterial wilt caused by Ralstonia solanacearum is a serious soilborne disease of many economically important Florida crops, such as tomato, potato, tobacco, banana, eggplant, and some ornamental plants. Although diseased plants can be foun Ability of biocontrol agents, fluorescent Pseudomonas, non-pathogen Fusarium strain and Trichoderma harzianum T-22 applied in combination and alone, to control of Fusarium oxysporum f. sp. lycopersici was studied in the greenhouse. Tomato roots were treated with biomass of flourescens Pseudomonas strain from rhizosphere, non-pathogen Fuasrium sp. and Trichoderma harzianum T-22 individually and.

Fusarium Wilt / Tomato / Agriculture: Pest Management

Fusarium Crown and Root Rot of Tomato in Florida 2 Fusarium wilt, FORL produces less extensive discoloration in the plants water-conducting tissue; the brown streaks observed, extend less then 20 to 30 cm. (8 to 12 in.) above the soil line. Round, brown lesions are evident at the origins of rotted lateral roots. An abnormal proliferation o Characteristics of Fusarium oxysporum Those that are plant pathogens are specific for certain plant hosts and are known as 'forma speciales' or special forms There are over 100 different special forms of Fusarium oxysporum, each usually with a specific host on which they can cause disease - Fusarium oxysporum f. sp. asparagii (asparagus Fusarium wilt caused by the soil borne fungus Fusariumoxysporum f. sp. lycopersici, was formerly the most prevalent and damaging disease of field tomatoes. Symptom commonly found throughout the, Fusarium wilt is a fungal disease that attacks tomato, disease fungi Fusarium oxysporumenter through the roots and interfere with the for Control of Fusarium Wilt of Tomato Robert P. Larkin and Deborah R. Fravel, USDA-ARS, Biocontrol of Plant Diseases Laboratory, Beltsville, MD 20705 Fusarium wilt diseases, caused by pathogenic formae speciales of the soil-inhabiting fungus Fusarium oxysporum Schlectend.:Fr., can cause severe losses in a wide variety of crop plants. On tomato

Fusarium wilt biocontrol and tomato growth stimulation

cular wilt incidence mainly due to the ability of Fusarium species to produce highly resistant chlamydospores, volatile inhibitors, and antibiotics (Shanmugam et al. 2015). These signify the necessity to relook at the aetiology of Fusarium wilt of tomato and to develop new strategies for its control. Recently, fungal genes have become of. Fusarium wilt disease of tomato is caused by Fusarium oxysporum f. sp. lycopersici and is a limiting factor to tomato production in Nigeria. The objectives of this study were to screen tomato varieties commonly cultivated in Nigeria to determine their host resistance status to F. oxysporum, identify fungi species associated with tomato plants. diminish yield or even destroy an entire tomato crop, but many hybrid tomato vari-eties are resistant to them. The disease identification codes shown below should be marked on the plant label or seed packet following the tomato's cultivar name. A Alternaria stem canker F Fusarium wilt FF Fusarium, races 1 and 2 FFF Fusarium, races 1, 2, and

Fusarium oxysporum f

fusarium wilt of tomato pdf. By . On November 1, 2020. In a catagory whats this?. The suppression of fusarium wilt of tomato achieved by Penicillium oxalicum (PO) applied one or several times (up to four) was assessed during three glasshouse experiments. The first application of PO (10 6 conidia g-1 substrate) to the growing substrate (peat and vermiculite, 1 : 1, v : v) was performed prior to its infestation with Fusarium oxysporum f. sp. lycopersici (FOL) (10 4 -10 6. Fusarium wilt affects many plant types, but tomato gardeners know this deadly, soil-borne disease especially well. Also known as stem rot, it's a common tomato wilt disease, which moves into plants through their roots. From there, it clogs the plant's passageways, blocking the flow of water, nutrients and vital juices until wilting and.

Effect of ammonium⁄nitrate ratio in nutrient solution on control of Fusarium wilt of tomato by Trichoderma asperellum T34 C. Borreroa*, M.I. Trillasb, A. Delgadoa and M. Avile´sa aDepartment of Ciencias Agroforestales, Escuela Te ´cnica Superior de Ingenierıa Agronomica, Universidad de Sevilla, Ctra Utrera km 1, E-41013 Sevilla; and bDepartment of Biologia Vegetal, Facultat de Biologia. These results indicate that B. aryabhattai strain SRB02 reduces the effects of Fusarium wilt disease in tomato by modulating endogenous phytohormones and amino acid levels. Introduction Tomato ( Solanum lycopersicum L.) is the second most economically important edible vegetable after potato from the Solanaceae family and is widely cultivated. Tomatoes are susceptible to numerous diseases. This publication addresses wilt, nematode, and virus diseases. For descriptions of leaf or fruit spotting diseases, see K-State Research and Extension publication Leaf and Fruit Diseases of Tomato, L721. Fusarium and Verticillium wilt Two major wilt diseases of tomatoes are Fusarium and.

Corpus ID: 82665549. A new race of Fusarium wilt of tomato in Florida and sources of resistance. @inproceedings{Volin1982ANR, title={A new race of Fusarium wilt of tomato in Florida and sources of resistance.}, author={R. Volin and J. P. Jones}, year={1982} Symptoms, Treatment, and Control of Fusarium Wilt Disease. The wilting, yellowing and dropping of leaves that lead to plant death in your garden (or landscape) may be the result of Fusarium wilt.

The two often infect tomato simultaneously, forming a complex that increases the incidence and severity of Fusarium wilt (Onkendia, Kariuki, Marais & Moleleki, 2014). A study by Chindo, Khan and Erinle (1991) revealed that the presence of Meloidogyne spp greatly reduced resistance of tomato cultivars to the fusarium wilt Fusarium Wilt as a Mycoherbicide. The destructive properties of Fusarium wilt make it a dangerous disease for all plant life. However, it appears that we may be able to engineer a beneficial use, and in the near future see Fusarium wilt used as a form of biological control against invasive weed species Aim. This study aimed to screen halotolerant Bacillus strains able to promote growth and protect tomato plants against salt stress and Fusarium wilt (Fusarium oxysporum f. sp. lycopersici).. Methods and Results. We evaluated some halotolerant strains of Bacillus spp. (Bacillus velezensis (AP-3) and Bacillus spp. (AP-6, AP-85 and AP-100)) to promote growth of tomato plants grown under salinity.

Fusarium Wilt in Processing Tomatoes - Semini

With Fusarium crown rot, the leaves often turn brown or black and eventually wilt. With Fusarium wilt, the yellow leaves turn downward and droop. Fusarium oxysporum, the cause of both diseases, is a common tomato fungus that lives in the plant's vascular system, which carries water from the roots to the leaves The high-frequency incidence (25-55%) of Fusarium wilt disease in tomato has been reported from various regions of India (Asha et al., 2011; Pandey and Gupta, 2014; Nirmaladevi et al., 2016). The infection and disease development of the fungus leads to devastating agricultural losses, which may cover up to 80% under the favorable weather.

(PDF) Biological Control of Fusarium Wilt Caused by

Fusarium pathogen in California The pathogen grows between 46 and 89 F, with optimum growth at 82 F Lettuce is not susceptible to any of the Fusarium wilt pathogens from other crops, such as cotton, melon and tomato Seedling inoculation tests revealed that several lettuce cultivars were susceptible to th Fusarium wilt caused by the soil borne fungus Fusarium oxysporum lycopersici, was the most prevalent and damaging disease of tomatoes [20,23,24,29,32,34,77,91] (Figure 4 and Figure 5). F. oxysporum enter through the roots and interfere with the water conducting vessels of the plant

Pudrición del tallo de la batata - Tratamiento de las

In tomatoes, the infection causes yellow and droopy leaves along with browned leaf veins and reduced fruit yield.Fusarium wilt causes melon seeds to dampen-off. It also causes wilting and stunted growth in mature plants. In tomatoes and other fruiting plants, the symptoms of the disease usually show up as fruits begin to mature Organic soil amendments play important roles in the reduction of plant diseases caused by soil-borne plant pathogens. This study examined the combined effects of concentrations of organic amendments, temperature and period of incubation in soil on the management of Fusarium wilt of tomato caused by Fusarium oxysporum f. sp. lycopersici (Fol).In an experiment with substrate mixture, Fol. Managing Fusarium wilt: Rotating out of tomato when Fusarium wilt develops. How can inoculum load be measured? Use determine risk of planting tomato Working on developing a tool to quantify inoculum loads in the soil. What is the target inoculum load for replanting? Working to determine economically significant threshold

Fusarium Wilt of Tomato - Missouri Botanical Garde

Among the fungal wilt diseases, tomato wilt is caused by the fungus Fusarium oxysporum f. sp. lycopersici (Sacc.) W.C. Snyder and H.N. Hans, that almost affect the roots and causing production losses between 30% and 40% and it may even reach up to 90% [15; 16]. Fusarium spp. are the important soil-borne pathogen Fusarium wilt of tomato can be inhibited by AM fungi (Ozgonen et al., 1999) and some rhizobacteria (Duijff et al., 1999; Chin-A-Woeng et al., 2000). Inoculation of both AM fungi and some rhizobacteria is considered as effective symbionts for protecting the plants from root rot pathogen and increased plant growth (Akkopru and Demir, 2005).. Diseases of Tomato, L-721. Fusarium and Verticillium wilt Two major wilt diseases of tomatoes are Fusarium and Verticillium wilt. These wilt-causing fungi live in the soil and enter the plants through roots. Once inside the plant, they grow into the water-conducting tissues and block the water supply. Plants are deprived of water and show wilt Abstract: Nonpathogenic Fusarium oxysporum endophytes from tomato rhizosphere were evaluated for ability to reduce Fusarium wilt of tomato. Isolation from tomato, green bean and squash diseased plants revealed the association of one or more of the following fungal species, i.e., Alternaria tenuis, Aspergillus flavus, A. niger, A. tamarii.

Fusarium Wilt of Tomatoes - The Spruc

TITRATABLE ACIDITY OF TOMATOES AND THEIR RESISTANCE TO FUSARIUM WILT.* CURTIg MAY, Ohio Agricultural Experiment Station. INTRODUCTION. The question of the nature of the resistance or suscepti-bility of plants to various diseases is one of the fundamental problems with which workers in the field of plant pathology have to deal Fusarium wilt is a warm weather soilborne fungal disease that does optimally at temperatures of about 28 ℃. Temperatures above 34 ℃ or below 17 ℃ retard the disease development. Fusarium wilt disease afflicts various crops ranging from commercial legumes, tomatoes, melons maize, bananas and oil palms among others from Fusarium wilts. Experi- ments were designed to test Chart 1 Effect of Nonpathogenic isolates of Fusarium arysporum on Disease Progress of Fusarium wilt of cyclamen Disease Pr ogress (days) F047 618-12 CS-20 Cleary's 3336 Companion@, PlantShield@, or MycoStop@) were applied, followed by conventional fungicides (Cleaw's 3336@, Heritage@, o Fusarium wilt of F. bulbigenum var. niveum Woll [13]. Based on this classification, Leach and Currence (1938) reflected that the Fusarium of watermelon and melon are various forms of F. bulbigenum var. niveum (form 1 and 2, correspondingly). Previously, Hansford (1926) first proposed that all species in the Fusarium unit assembled as a sole. Bacterial. Wilt. Corky: Root Rot. Fusarium: Wilt Race 1. Fusarium: Wilt Race 2. Fusarium Crown and Root Rot: Southern. Blight: Verticillium. Wilt: Nematode. Tomato Mosai

Fusarium Wilt of Banana and Plantain: A Threat to Regional

Biological Control of Fusarium wilt on Tomatoes - Use of Bacillus subtilis and interactions with the earthworm Pontoscolex corethrurus in a Kenyan highland soil. Sara Söderlund . Soil and Water Management . Master's thesis : Uppsala 2015 . Independent project/Degree project / SLU, Department of Ecology 2015:6 Verticillium wilt is caused by the fungus Verticillium dahliae, which has an extremely broad host range. There are two races of V. dahliae that infect tomatoes. Fusarium wilt is caused by the fungus Fusarium oxysporum f. sp. lycopersici and there are three races that infect tomatoes. The pathogen is an excellent soil survivor

(PDF) Fusarium Wilts: An OverviewSelecting Tomatoes for Disease Resistance - The Real Dirt

Tomato endophytic bacteria against Fusarium JBiopest. 5(2): 178 -185 JBiopest 5(1): 1 -6 180 In vitro antagonistic activity of endophytes against Fusarium Fusarium and isolated bacterial endophytes was studied by the paired Petri dish technique (Laha et al., 1996). Two day old fresh culture of isolate Fusarium wilt of tomato caused by Fusarium oxysporum f. sp. lycopersici is one of the most wide spread and destructive diseases, causing infection and losses to crop growers [1]. It is now a major concern not only in Bangladesh, but also in other regions of the world [2] The Fusarium wilt fungi are difficult to control. Schemes to eradicate the pathogen are limited by the ability of the fungi to survive in soil for long periods, with or wit hout a host plant, and the colonization of the vascular tissues within a plant. The first step in managing Fusarium wilt is proper diagnosis

Tomato (Solanum lycopersicum Mill.) plants are continually exposed to diverse biotic stresses from a wide variety of organ-isms, including bacteria, viruses and fungi, as well as damage from insects and herbivores. Fusarium wilt of tomato caused by Fusarium oxysporum f. sp. lycopersici Snyder and Hans (FOL) is 1.2 Common Varieties Cont' 1-3 Determinate Varieties Cont' Kilele F1 • Medium-early maturing, determinate type • Suitable for drier or humid areas • Disease tolerance: Tomato Yellow Leaf Curl Virus, Tomato Mosaic Virus, Verticillium, Fusarium Wilt & Nematodes • Fruits: Firm and elongated and has shelf life o Fusarium Wilt Fusarium Wilt 1: Fusarium Wilt 2 Fusarium Wilt 3: Fusarium Crown Rot Fruit Soft Rot: Gray Leaf Spot Late Blight: Leaf Spot Fulvia Blight: Leaf Mold Phytophthora: Powdery Mildew Root Knot Nematode: Southern Bacterial Wilt Tomato Mosaic Virus: Tobacco Mosaic Virus Tomato Spotted Wilt Virus: Verticillium Wilt Verticillium Wilt Environmental-friendly approaches to manage plant disease are the goal of many studies recently. This study was conducted to assess the efficacy of some bio-agents in induction of systemic resistance in tomato plants as a management approach of Fusarium wilt disease caused by Fusarium oxysporum f.sp. lycopersici (FOL) under condition Plastic house