1·Also rape seed yield per area in the mix cropping system was the highest.
间作与混作处理的油菜产量在可比面积上比油菜单作产量高，其中混作产量最高。
2·ABSTRACT: Organic farming is considered more sustainable than conventional cropping system.
摘要：相比传统的葡萄种植方法，有机栽培法被认为更加环保。
3·The most important limiting factor for wheat yield in this cropping system is late planting.
该种植方式中最重要的小麦限产因素是迟播。
4·Littleseed canary grass is a major weed in wheat field particularly in the rice-wheat cropping system.
草是小麦田的主要杂草，尤其是水稻-小麦复种田块发生较为严重。
5·Soil denitrification was studied in winter wheat-summer maize rotation cropping system with an aquic cambisol.
在北京潮土上研究了冬小麦-夏玉米轮作体系下土壤氮素反硝化损失。
6·The results implied that cropping system and water status of previous cropping impacted N2O emission from paddy soil.
轮作制度和前作水分状况极大地影响稻田N2O的排放。
7·The authors put forward a method of cropping system spatial distribution optimization based on GIS and gene algorithm.
提出了一种以GIS为平台，遗传算法为优化模型的县域种植制度空间布局优化方法。
8·The attempts had demonstrated potential and clearly pointed to a possible sustainable evolution of the cropping system.
这些努力显示了良好的发展潜力，并且明确预示着耕作制度向着可持续性方向的演进。
9·The study results may provide theoretic basis for drawing up the decision scheme of cropping system in dry-land regions.
研究结果可为制定合理的旱区种植制度决策方案提供理论依据。
10·Application of nitrogenous fertilizer to early rice at the ear primordia stage under the triple-cropping system was studied.
对三熟制早稻用氮素化肥作穗肥进行了研究。