用“crop rotation”造句大全，crop rotation造句
The annual double-crop rotation system, wheat and corn, is the most popular planting pattern in North China.
The nitrogen contents and nitrogen forms were studied in albic soil with longterm crop rotation and soybean, maize, wheat continuous cropping.
"Biological pest control is achieved through preventive methods, including diversified farming, crop rotation, the planting of pest-deterrent species, and the use of integrated pest management techniques. Bioengineered strains are avoided."
rotation of crops=crop rotation
As a way of land reserve, it include fallow by year, by season and crop rotation.
He tried crop rotation and soil fertility conservation laws a century earlier than the formal implementation of American society.
Appropriate sowing date helped improve productivity with respect to key inputs, while appropriately delayed crop rotation was awarding to annual economic productivity of rice and wheat.
The data also indicated that it can be used in cultivating forest seedlings, growing vegetables and flowers to inhibit soil nematodes in the soil by row intercrop- ping, crop rotation and grafting.
He grew a different crop on the same field five years in a row, what researchers call crop rotation.
Our objective was to explore why Sesamum indicum yield declined severely when planted after Rehmannia glutinosa in crop rotation.
The location tests of different blend ratio between controlled-release urea and conventional urea in wheat-corn crop rotation system in Xinpo Village Zhumadian city are studied.
Effect of crop rotation and irrigation on wheat yield and water-use efficiency
The replacement of black fallow by a more diversified crop rotation, and the use of minimum and/or no-tillage technologies in lieu of conventional soil tillage.
"Before the use of synthetic fertilizers in the industrial countries, usable nitrogen was supplied as manure and by crop rotation that included a legume crop."
This method is called crop rotation.
Organic methods, which rely on crop rotation, manure and compost [1] in place of fertiliser, are far less intensive.
This is an approach to crop production that is based on three principles: permanent soil cover, minimum soil disturbance, and crop rotations or crop associations.
