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The relation between crop water use efficiency and crop productivity potential,crop yield were investigated. 研究了作物水分利用效率与作物生产潜力、产量的关系。
Soil quality refers to the capacities of soil for sustainable crop productivity, environmental quality and health of biota in the ecosystem. 土壤质量是土壤在生态系统边界范围内维持作物生产能力，保持环境质量及促进动植物健康的能力。
Structural adjustment for crop production was continued. 种植业结构继续调整。
The group has build winnows in Kenya to improve crop production. 该组织还帮助肯尼亚建造了扬谷器以提高其农作物产量。
In rural India the group is assisting farmers with crop production. 在印度当地的组织正在帮助水稻生产的农民。
Application of the various soil and plant sciences to soil management and crop production; scientific agriculture. 农学; 农艺学土壤学和植物学在土壤管理和作物生产中的应用; 科学农业
In rural India, the group is assisting farmers with crop production. 在印度的乡村，组织帮助农民的农作物生产。
Many scientists believe biotech could raise overall crop productivity in developing countries as much as 25% and help prevent the loss of those crops after they are harvested. 许多科学家认为,生物技术能够把发展中国家的农业总产量提高25%25,并且帮助防止作物收割后遭受损失。
This year's organic crop production plan and rotation plan in organic fields (Appendix3). 请列出本年度有机地块的种植计划及轮作计划。(详见附3)
Agronomy A branch of agriculture dealing with soil management and crop production. 农学，农艺学：农业的一个分支，主要研究土地的管理和作物的生产。
Many scientists believe biotech could raise overall crop productivity in developing countries asas 25%help prevent the loss of those crops after they are harvested. 科学家认为，生物技术把发展中国家的农业总产量提高25%25，并且帮助防止作物收割后遭受损失。
Soil erosion seriously influences soil physical and chemical properties, and further limits crop production. 土壤侵蚀严重地影响土壤物理和化学性质，限制了作物生产；
Today, the MYR site developed by Flannery is continuing as the basis for further crop production research. 今天，Flannery开发的地点继续作为深入研究作物生产的基地。
When you're out, notice the fields and gardens. Fertilizers and insecticides made from petroleum can improve crop production. 当外出时你会看到农田和花园。化肥和杀虫剂是由石油制取的，可以使农作物增产。
However, with this exception, inoculant industries for other microorganisms for crop production have not been significantly developed. 然而，用于作物生产的其它菌种的接种剂生产并没有明显进展。
The development of biotechnology has brought new opportunities for development of crop production of sweet potato (Ipomoea batatas Lam.). 新兴的生物技术为甘薯这一古老的农作物带来了新的发展契机。
Rice is the chief crop in most southern provinces. 稻子是大多数南方省份的主要作物。
Phosphorus (P) deficiency is one of the main limiting factors to crop production, particularly on acid soils of the tropics and subtropics. 摘要土壤缺磷是作物生产的主要限制因素之一。
The grain crop has gone down this year. 今年的粮食作物产量下降了。
The new product became a goldmine for the company. 该项新产品成了该公司的聚宝盆。