نتایج جستجو برای: green fallow
تعداد نتایج: 142130 فیلتر نتایج به سال:
Millet, milo, soybean, crotalaria, and Norman pigeon pea were used in conjunction with clean fallow and a nematicide (fensulfothion) for managing nematode populations in the production of tomato transplants (Lycopersicon esculentum Mill.). Glean fallow was the most effective treatment in suppressing nematode numbers. After 2 years in tomato, root-knot nematodes increased in numbers to damaging ...
Agricultural soils are at risk of nitrogen (N) leaching especially during the fallow period in autumn and winter. Cover crops grown to capture soil mineral N that otherwise would leach groundwater. They can serve as green manure providing cash crop spring. We investigated whether mixing species cover enhance therefore reduce more effectively than pure stands without increasing hypothesised mixe...
Conservation tillage systems that reduce soil erosion and maintain or increase soil carbon offer long-term benefits for producers in the inland Pacific Northwestern United States but could result in reduced grain yields due to increased pressure from weeds, disease, and insect pests. Our objective was to compare runoff, soil erosion, and crop yields from a conventional tillage, wheat-fallow two...
of Research Findings Alternative tillage and cropping systems are sought for reducing dust emissions and improving air quality in the Pacific Northwest dryland cropping region. The purpose of this study was to modifiy the conventional rodweeder that would facilitate the armouring of the soil surface with straw and large aggregates otherwise buried below the soil surface. Several modifications w...
long term use of fallow in wheat-based cropping system of dry and semi-dry lands can increase erosion and decrease soil fertility. legumes as substituting crops for fallow could improve sustainability in this area. this study was conducted to evaluate the substituting of some legumes for fallow in a 2-yr wheat rotation at research stations in north khorasan province (natural resources research ...
We investigated the recruitment and survival of the multimammate mouse, Mastomys natalensis, within irrigated rice and fallow field habitats at different time periods related to rice crop growth stages. Capture-Mark-Recapture data were collected for M. natalensis each month from June 2010 to May 2012, and both recruitment and survival were estimated in relation to land use (irrigated rice or fa...
The objective of this work was to evaluate the effect of cover crops and timing of pre-emergence herbicide applications on soybean yield under no-tillage system. The experiment consisted of four cover crops (Panicum maximum, Urochloa ruziziensis, U. brizantha, and pearl millet) and fallow, in addition to four herbicide timings (30, 20, 10, and 0 days before soybean sowing), under no-tillage sys...
Constraints on the use of forage for animal feed in smallholder coconut plantations are product availability and chemical composition nutrients that lacking their production potential is low. The reason this soil under shade not managed intensively. aim study was to evaluate management shaded soils based ability increase products capacity raising cattle. results showed as raw material best obta...
The studies were carried out with the aim of developing recommendations for environmentally safe and effective use organic fertilizers increasing productivity grain-fallow crop rotation in landscape agriculture Volga region. effectiveness biological products was studied on experimental field Ulyanovsk Research Institute Agriculture. involved 7-field following alternation crops: pure fallow – wi...
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