您要查找的是不是:
- Keywords Multiple cropping patterns;Annual ryegrass;Hybrid Pennisetum;Year round forage supply;Cultivation and utilization;Forage-livestock system; 复种方式;多花黑麦草;杂交狼尾草;周年供应;栽培利用;草-畜配套;
- The comparative study on total crude protein yield and digestible dry matter yield of six different multiple cropping patterns in intensive agricultural regions 不同复种方式下作物的粗蛋白和可消化干物质总产量比较
- multiple cropping patterns 复种方式
- This cropping pattern is grown on about 1.5 million hectares in Pakistan. 巴基斯坦约有150万公顷积土地采用这种种植方式。
- Where cropping patterns are concerned, the Soviet Union relies much more heavily on small grains. 至于种植方案,苏联绝大部分是种植麦类。
- The grain-sown area will be stabilized at about 110 million ha through the increase of the multiple crop index. 通过提高复种指数,使粮食作物播种面积稳定在1.;1亿公顷左右。
- Dynamic simulation on growth and development of spring corn in different cropping patterns in northern Zhejiang Province. 浙北地区不同种植方式下春玉米生长发育的动态模拟。
- If multiple cropping is practiced correctly it will actually lead to higher yields than monoculture because of more complete use of resources. 如果复种实行正确它实际上将导致更高的产量比单作,因为更完整的利用资源。
- Because the multiple cropping index calculated on the base of statistic data is not ensured, there will be some deviation in policy-making. 耕地复种指数是衡量耕地资源集约化程度的基础性指标,也是国家宏观评价耕地资源利用状况的重要技术指标。
- The cropping pattern should be adjusted, so as to give a higher yield and maintain land productivity. 进行合理轮作,不但能获得高产,而且可保持土壤生产力。
- Guan G S, Tu N M, Xiao H Q, Xiao C S, Zhu L S.Different of soil nutrition and chemical components in tobacco leaves under different cropping patterns of flue-cured tobacco. 关广晟;屠乃美;肖汉乾;肖春生;朱列书.;不同种植方式植烟土壤养分及烟叶化学成分的差异
- Test results show that the eichhornia crassipe has influences on the time average velocity and Reynolds stress, and different cropping patterns have different influences. 试验结果表明,凤眼莲对各向时均流速和雷诺应力的分布影响明显,且不同种植方式的影响程度也不同。
- Flue-cured tobacco, the three garlic, sericulture, animal husbandry, walnut has become the five pillar industries, crop sown area of 5.3 million, up 167% multiple crop index. 烤烟、三蒜、蚕桑、畜牧、核桃已成为五大支柱产业,农作物播种面积达5.;3万亩;复种指数达167%25。
- We see this in a crop pattern where internal order takes your eye away from the disorder or the casualness about. 这可见于农作物耕作所形成的模式中,其内在的秩序让你的目光停留于此,而忽略周遭的无秩序与松散。
- In this paper,current status of the multiple cropping in a typical oasis irrigation area was evaluated,and the multiple cropping potencies of heat and water resources were measured. 提出了绿洲灌区发展多熟种植的基本对策:以节水为突破口,稳定现存复种规模,挖掘内部潜力;组合节水型高产高效多元化多熟模式;
- Multiple cropping; multicropping Growing two or more crops in the same year on the same field. 在同一地块上,一年种植两茬种或两茬以上作物的耕作方式。
- Extension of multiple cropping areas 扩大复种面积
- wheat/forage rape multiple cropping 复种油菜
- raise the multiple cropping index 提高复种指数
- Rice is the chief crop in most southern provinces. 稻子是大多数南方省份的主要作物。