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- 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。
- Rape seed yield per plant in the mix cropping system was 33.4% and 13.0% higher than that in the intercropping system and the sole cropping system, respectively. 油菜单株产量也以混作处理最高,比间作处理增加33.;4%25,比施磷单作处理增加13
- Inoculation experiments were carried out in wheat astragalus mixed cropping system to study the changes of plant biomass, nitrogen content in plants and soil, and enzyme activity of Rhizobium . 采用盆钵实验;在小麦与紫云英混作系统中;通过对紫云英接种根瘤菌;研究了小麦与紫云英生长过程中植株生长、植株生物量、植株与土壤氮素变化情况及根瘤菌的酶活性.
- Effects of different nitrogen levels on iron nutrition and nitrogen fixation of peanut in maize-peanut mixed cropping system 玉米-花生混作体系中不同施氮水平对花生铁营养及固氮的影响
- Role of Rhizobium in wheat-astragalus mixed cropping system 根瘤菌在小麦与紫云英混作中的作用
- These new strains of seed lend themselves to the reformed cropping system. 这些新品种很适应这种改革了的种植制度。
- The effect of cropping system on the microelements in lime concretion fluvo-aquic soils. 耕作改制对砂姜黑土微量元素的影响。
- 1Effects of different mixed cropping systems on DTPA-Fe contentin the rhizosphere of peanut. 标题: 图1不同混作对花生根际土壤有效铁含量的影响 Fig.
- Effect of long-term fallow and cultivation on soil fertility in rice-based cropping system. 水旱轮作地区土壤长期休闲与耕种的肥力效应。
- That year good yields of mixed cropping of wheat and peas were obtained. 这一年小麦豌豆间种获得了高产。
- Andhra Pradesh Agricultural University, Hyderabad: The objective is to evaluate factors for yield maximization in rice-groundnut cropping system. 安德拉邦农业大学(海德拉巴):试验目标是评价稻-花生耕作制下达到最高产量的因素。
- Soil and climatic variations influence cropping systems. 土壤和气候影响种植制度。
- Harvest date may be moved up by 7-21 days depending on the cropping system and environmental conditions. 收获期依种植制度和环境条件,可提前7~21天。
- 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。
- The characteristics,experience,theory and assignment of the cropping system in China are also discussed. 论述了我国耕作制度的特点、区划和理论,以及改制的内容、经验和任务;
- So increasing forage crop production is a major approach of the cropping system adjustment in this area. 因此,大力发展饲料粮生产是今后黄土高原种植业结构调整的必然方向。
- Cropping systems.To increase crop intensity it is recommended to practice rice-rice-upland food crop cropping system. 轮作制度:为加强作物集约化管理,提倡"水稻-水稻-旱地(粮食)作物"轮作制。
- Secondary salinization of soil is an important factor limiting the greenhouse cropping system. 设施土壤次生盐渍化是我国设施农业生产中的一个重要限制因子。
- The adjustment of the three-component cropping system (TCCS) had been a inevitable trend of the development of modern Chinese agriculture. 我国种植业三元种植结构调整是我国现代化农业发展的必然趋势。