英语人>网络例句>套种 相关的搜索结果
网络例句

套种

与 套种 相关的网络例句 [注:此内容来源于网络,仅供参考]

The plant growth and absorption of Zn and Cd by plants in the co-crop were studied in pot experiment with two ecotypes of Sedum alfredii Hance and a low-accumulating crop on heavy metals contaminated-soil.

本论文取得的主要研究成果如下:(1)土壤淋溶液测定结果表明,玉米和超富集东南景天套种能显著降低污染土壤Zn、Cd的淋溶。土壤水溶性Zn、Cd含量在种植植物后显著降低。

Cassava cultivation in Guangxi has a long history, natural fit, not with grain, fruit, sugar cane, forest and other cash crops compete for land, high output, but also with other inter-species or inter-planting crops, the most significant development potential.

木薯在广西种植历史悠久,自然适应的粮食,水果,甘蔗,森林和其他经济作物,而不是争土地,产量高,而且与其他机构间种或套种农作物,最重要的发展潜力。

But Fabian Fernandez at the University of Illinois says there is evidence for some combination s.

但是伊利诺伊大学的Fabian Fernandez说,有些证据表明套种的益处。

But Fabian Fernandez at the University of Illinois says there is evidence for some combinations , these .

这些可共处的植物一般对养分,沙土,水分有相似的需求。套种建议更多地基于习惯而非证据。

Intercrop and cross cultivation' is a common used agriculture method.

"间作套种"是农业上常用的一种科学种田方法。

Grassland agriculture is the import part of persistent and ecological agriculture with the most profit of economic and ecology, and it has the broad foreground through the waste reuse, leaf arming and intercrop to established the production system of agriculture in the extraried desert.

通过弃耕地种草、牧草与农作物的轮作倒茬和间作套种技术等,建立集生态效益、经济效益、社会效益三位于一体的草地农业生产,在极干荒漠区具有良好的推广应用前景。

The best comprehensive economic benefit: the intercrop of corn and flax has the best comprehensive economic benefit in 12 farming modes,while orchard intercropping has the lowest benefit.

粮食生产不同种植方式的综合技术效益(1)通过对张掖市主要的 12种种植方式比较得出玉米套种胡麻综合经济效益最好为 115,68元,其次为胡麻八甜菜为 104.78元,甜菜、小麦//玉米的综合经济效益也较好,分别为 81.52元和 90.90元。

The effects of soil moisture on the yield and quality of wheat in the intergrowth were researched with the wheat and cotton relay intercropping in pattern 3:1(three lines winter wheat intercrop one line cotton) and pattern 4:2(four lines winter wheat intercrop two lines cotton).

冬小麦、棉花套种共生期包括小麦灌浆期和棉花的苗期,这一时期对冬小麦生长及产量和品质形成具有重要意义。

With vertical-section analysis, in the later of experiment, naked terra and wheat land make content of soluble salt high in 0~20cm,and decreasing with deepening of soil-layer; the content value of planting two-year-old Onobrychis viciaefolia 、one-year-old Onobrychis viciaefolia 、interplanting and sequential cropping in the every soil-layer is equal; in harvest, only planting wheat and interplanting display content of soluble salt is high in middle-layer (20~60cm) and low in surface and down layers(0~20cm,60~80cm).

土壤垂直剖面分析,试验末期裸地的土壤盐分表现为0~20cm 土层高,随土层深入含量逐渐降低;二年生红豆草、一年生红豆草、套种和复种处理的土壤盐分均表现出各层含量近似相等的特征;小麦收获期,单作小麦和小麦套种地各土层的可溶性盐含量均表现为中层(20~60cm)高、上下层(0~20cm 和60~80cm)低的特征。

The daily mean air temperature of 20 cm height,daily change of air temperature and daily maximum temperature in the areas without intercropping were higher or larger than those with intercropping of rye grass;the air humidity in the areas with intercropping of rye grass was higher than that without intercropping.

结果表明,在热状况下,自然裸露区域桃园的空气温度日较差、日极端最高温度和20 cm高度处的空气平均温度均高于黑麦草套种区,空气湿度则黑麦草套种区明显大于自然裸露区。

第1/5页 1 2 3 4 5 > 尾页
推荐网络例句

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。

There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.

双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。