搜索结果: 1-15 共查到“作物学 fertilizer”相关记录50条 . 查询时间(0.147 秒)
Research helps farmers pinpoint high-and low-yield fields,leads to better use of fertilizer（图）
fertilizer farmers
2019/11/22
Find related stories on NSF's Long-Term Ecological Research Program at this link; find related stories on NSF's Environmental Research and Education (ERE) programs at this link.Farmers can't predict t...
Required amounts of medium and fertilizer for potted culture of zucchini
Zucchini Rice Husk Charcoal Peat Potted Culture Fertilizer
2013/3/4
In Japan, zucchini culture has yet to get underway, and the current costs of zucchini can be attributed to damage from soil-borne disease and the unstable yields due to seasonal change of female flowe...
Reducing toxic effect of seed-soaked Cu fertilizer on germination of wheat
Amount/rate of Cu Seed-Soaked Cu Soaking Time/Duration
2013/2/28
A laboratory incubation experiment (20℃) was conducted to find if the detrimental effects of seed-soaked Cu on wheat seedlings can be minimized by reducing time duration of seed in contact with Cu EDT...
The effects of different autumn-seeded cover crops on subsequent irrigated corn response to nitrogen fertilizer
Corn Cover Crop Nitrogen Fertilizer
2013/3/5
A common crop rotation in the west Iran is wheat-fallow-corn. The fallow period after wheat harvest (during fall and winter) can lead to soil erosion, nutrient losses (e.g. nitrate leaching) and offsi...
Response of grain and protein yields of triticale varieties at different levels of applied nitrogen fertilizer
Nitrogen fertilizer triticale protein yield grain yield
2011/1/12
The grain yield and grain protein content of winter triticale in dry farming can be significantly affected by environmental conditions and different nitrogen (N) levels. Two year field trials with six...
Effect of phosphorus fertilizer rates on growth and yield of three soybean (Glycine max) cultivars in Limpopo Province
P application cultivar crop biomass grain yield APSIM simulation
2011/1/12
This study aimed at assessing the effects of phosphorus (P) rates on the growth and yield of three soybean cultivars in Vhembe district, Limpopo Province, South Africa. Field experiments were carried ...
Effect of Bio and Mineral Phosphorus Fertilizer on the Growth, Productivity and Nutritional Value of Fenugreek (Trigonella foenum graecum L.) in Newly Cultivated Land
Fenugreek Mineral Phosphorus Biological fertilizer Nutritional Value
2010/11/15
Two field experiments were carried out to study the effect of bio and mineral phosphorus
fertilizer on the growth, productivity and nutritional value of some fenugreek cultivars in newly cultivated l...
ROW METHOD OF SUGAR BEET (BETA VULGARIS L.) FERTILIZATION WITH MULTICOMPONENT FERTILIZER BASED ON UREA-AMMONIUM NITRATE SOLUTION AS A WAY TO INCREASE NITROGEN EFFICIENCY
multicomponent liquid fertilizer based on UAN sugar beet P and K rates
2010/12/9
Sugar beet is the main crop commonly cultivated for sugar production in temperate regions of the World. Actual yields in main Central Europe producing countries are much lower, due to many limiting fa...
EFFECT OF SEED SIZE AND PHOSPHORUS FERTILIZER ON ROOT LENGTH DENSITY,P UPTAKE,DRY MATTER PRODUCTION AND YIELD OF GROUNDNUT
Arachis hypogaea phosphate fertilizers roots agronomic characters Bangladesh
2009/9/30
These studies were conducted at Bangladesh Agricultural Research Institute,
Joydebpur, Gazipur, Bangladesh during rabi (winter) seasons of 2002-2003 and 2003-
2004. The objective was to determine t...
Utilization Advantages of Controlled Release Nitrogen Fertilizer on Paddy Rice Cultivation
transplanting cultivation direct sowing cultivation single basal application
2009/9/9
Labor-saving for fertilization has been strongly desired due to the shortage in labor and increasing scale of farming for rice cultivation. In order to clear these problems, the effect of application ...
Effects of Different Rhizosphere Sizes on the Growth, Distribution Patterns and Utilization of Nitrogen Fertilizer in Rice Plant(Oryza Sativa L.)
Oryza sativa L Recovery of Nitrogen Rhizosphere Size
2009/8/6
This study was carried out to clarify the effect of controlled rhizophere sizes on various characteristics of each organ at the heading and maturing stage in paddy rice plants (Oryza sativa L., cv. N...
Floral Impotency Due to Cool Weather in Paddy Rice Plants in the Early-Season Culture Area:II. Countermeasure to the damage by fertilizer application
C-N ratio Compost Cool-summer damage Early-season culture Light-intercepting characteristics
2009/8/6
The present study was conducted to develop the basal fertilizer application methods which mitigate the damage due to cool weather at booting stage by investigating the relationships between the change...
Effect of Slow Release Fertilizer(Meister)on the Nitrogen Uptake and Yield of the Rice Plant in the Tropics
Growth N-uptale Rice plant Slow release fertilizer
2009/8/5
Field experiments on the response of rice plants to slow release fertilizer (Meister 10, MS10) were conducted from the 1986 wet season (WS) to the 1987 WS at IRRI, with ammonium sulfate (AS) as contr...
Studies on the Response of Nodulated Soybean to Nitrogen Fertilizer:II. On the seed quality and assimilate partitioning to seeds at different nodal position
Glycine max Nitrogen nutrition Nitrogen fertilizer Seed oil Seed protein
2009/8/5
A glasshouse pot sand culture experiment was conducted to determine the effects of three levels of combined nitrogen-0N (0), 1N (100), 2N (200 pm) -on nitrogen nutrition, seed protein and oil content ...
Studies on the Response of Nodulated Soybean to Nitrogen Fertilizer:I. On the carbon dioxide exchange of shoots and undergroud organs
Biomass production CO2 exchange Glycine max Nitrogen fertilizer Seed yield
2009/8/5
The effect of nitrogen fertilizer on biomass production, nodulation, seed yield and CO2 exchange was determined in soybean (Glycine max Merr. cv. Akiyoshi) grown in a pot sand culture in a glasshouse....