1.
The Studies on Effect of Optimized N Fertilization Management in Winter Wheat-Summer Maize Rotation System at North China Plain;
华北平原冬小麦-夏玉米轮作中氮肥优化管理体系的效应研究
2.
Study on Precision Application of Nitrogen on High Yield of Winter Wheat-summer Maize;
高产冬小麦—夏玉米氮肥精准施用研究
3.
Study on Photosynthesis Regulation of Winter Wheat/Summer Maize by Nitrogen Applied;
施氮对冬小麦/夏玉米光合调控的研究
4.
rice, corn and wheat.
大米，玉米和小麦。
5.
Index System for Irrigation Scheduling of Winter Wheater and Maize in the Piedmont of Mountain Taihang
太行山山前平原冬小麦和夏玉米灌溉指标研究
6.
Studies on Water Consumption Characteristics of Winter Wheat and Summer Maize under Different Planting Patterns;
不同种植模式下冬小麦夏玉米耗水特性研究
7.
Ammonia Volatilization from Nitrogen Fertilization in Winter Wheat-Summer Maize Rotation System in the North China Plain;
华北平原冬小麦—夏玉米轮作体系氮肥的氨挥发
8.
Studies on the Capacity of Soil Nitrogen Supply in the Winter Wheat/Summer Maize Rotation System;
冬小麦/夏玉米轮作体系中土壤供氮能力的研究
9.
Research on Eco-physiological Effects of Integrative Ridge Cultivation Practice on Winter Wheat and Summer Maize;
冬小麦、夏玉米一体化垄作生态生理效应研究
10.
Research on Nutrients Management of High-Yield in Winter Wheat/Summer Maize Rotation;
冬小麦/夏玉米高产研究中的养分资源管理
11.
Study on Plotting out Double Maturation Cropping Regions on Wheat and Corn in Henan Province
河南小麦和夏玉米两熟制种植区的划分研究
12.
Effects of Changes of Accumulated Temperature on Sowing Dates of Winter Wheat and Summer Maize
积温变迁对冬小麦夏玉米一年两熟播期的影响
13.
The yield was bv increased to 10.7% with the normal wheat stalk-covering and 3.4%,with double-lay of the wheat stalk covering.
小麦秸秆常量覆盖和加倍覆盖可使夏玉米分别增产10.7%和3.4%。
14.
Study on optimization of variety combination and N P K fertilizer allocation for winter wheat and summer corn double cropping system
冬小麦、夏玉米品种搭配及氮磷钾统筹施肥技术研究
15.
Nitrification-Denitrification of Fertilizer Nitrogen in Winter Wheat/Summer Maize Rotation System;
冬小麦/夏玉米轮作体系中肥料氮的硝化—反硝化作用研究
16.
Optimization of the Nitrogen Fertilizer Management for a Winter Wheat-Summer Maize Rotation System in the North China Plain-from Field to Regional Scale;
华北平原冬小麦—夏玉米轮作体系优化氮肥管理—从田块到区域尺度
17.
Improvement of Nitrogen Fertilizer Use Efficiency by Water-saving Cultivation in Winter Wheat-summer Maize Production System in Northern China;
华北地区冬小麦—夏玉米节水种植体系氮肥高效利用机理研究
18.
Studies of Nitrogen Environmental Endurance of Winter Wheat/Summer Maize Rotation System in North China Plain;
华北平原冬小麦/夏玉米轮作体系对氮素环境承受力的研究