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Effects of different levels of compost application on the amounts and percentage distribution of organic N forms in whole soils and particle size fractions were investigated. Soil samples were collect...
Double cropping is a kind of multiple cropping system in which a second crop is planted after the first has been harvested. In order to study the yield of soybean (Glycine max L.) cultivars in double ...
New methods for low-cost and labour-saving of paddy rice culture in the east flat area of Gunma Prefecture were evaluated. Economics was evaluated by indisensable cost per 10a. Labor efficiency was e...
We studied the method of raising paddy rice seedlings using the single whole basal fertilizer application to the nursery box in the rice-wheat double cropping area in Gunma Prefecture. The seedlings ...
The relation between crop growing and soil tillage treatment are play important role in agricultural production. Soils under conventional tillage (CT) generally have lower bulk density and associated ...

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