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intercropping相关的网络例句

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与 intercropping 相关的网络例句 [注:此内容来源于网络,仅供参考]

At last the suggestion of pay more attention to the relationship of mineral nutrients and pests and diseases control in intercropping system in future study was advanced.

同时阐述了矿质营养与病虫害发生的关系,并针对目前间套作系统中养分与病虫害关系研究的空白,提出今后的研究应加强间作系统中养分与病虫害控制方面的研究。

Should undertake transforming from the following respect in the light of these phenomena: 11.1 reasonable intercrop popularize improved soil generally intercropping earthnut, soya bean, horsebean, vegetable, accomplish raise couple of the ground, photograph that use the land, in order to enhance soil fertility. 1.2 promotion give birth to grass to help advance somebody's career grown orange let it have its swing grows grass or sow grass of 100 happy event field, recycle chemistry drug weeds or cut cut down, make its cankered.

针对这些现象应从以下方面进行改造:1改良土壤1.1合理间作普遍推广间作花生、黄豆、蚕豆、蔬菜等,做到养地、用地相结合,以增强地力。1.2推广生草栽培成年柑桔园任其自然长草或播种百喜草,再利用化学药剂除草或割刈,使其腐烂。

Compared with the control, intercropping Centaurea cyanus and Ocimum basilicum L increased the microbial quantity significantly in different developing periods and at each soil layer, as well as regulated the ratio of the soil fungi, bacteria and actinomyees in soil microbial community.

梨园间作香矢车菊和柠檬罗勒较对照显著提高各个发育时期和各土层中土壤微生物的数量,调节土壤微生物群落中真菌、细菌、放线菌的比例。

Intercropping Centaurea cyanus, Saturela hortensis L, Nepeta cataria, Agerarum houstonianum and Ocimum basilicum L were used as experimental treatments and natural grass was used as control to study the soil microbial quantity, the content of the soil nutrients, as well as the relationship among them during their young fruit period, fruit enlargement period, and fruit maturity period, respectively.

以沙地梨园间作香矢车菊、香薄荷、香荆芥、藿香蓟和柠檬罗勒为处理,自然生草为对照,分别于梨树幼果期、果实膨大期和果实成熟期,测定分析不同土层土壤中微生物的数量和土壤养分的含量及其相互关系。

Therefore,for using of resources rationally,developing fruit-grass,fruit-medicines intercropping systems appropriately in this region is feasible.

因此,从合理利用资源的角度而言,在该地区适度发展果草、果药复合模式是可行的。

To study ecological control of wheat strip rust by intercropping of wheat and faba bean,field studies were conducted at 3 locations representing different ecological regions.

另外,作者通过对6个不同抗性水平的小麦品种进行不同组合的随机等量混播,系统调查了各品种净作田和多品种混播田小麦条锈病的病情发展动态。

Under having stopped intercropping higher density Middle year forest, we intercrop shade-bearing pastures in order to boost them.

对密度较高停止间作的中龄林分,选择耐荫性牧草进行林下间作,以期达到促进林分生长的目的。

In field of cotton as CK, with the 20-year-old almond tree intercropping cotton of the photosynthetic characteristics yield and soil nutrient a comparative study, results showed that:①almond and cotton intercropping cotton yield great influence mainly reflected in the decrease of Harvest lants、 Harvest bolls and Total bolls, thereby affecting the Seed cotton yield and lint yield, Inside of crown almond , Tow meter outside of crown almond of the Seed cotton yield were contrasted respectively comparatively having decreased 66.92% and 42.78% by degrees.

以大田棉花为对照,与20年生扁桃树下间作棉花的光合特性、产量及土壤养分进行比较研究,结果表明:①扁棉间作对棉花的产量影响很大,主要表现在间作减少了亩株数、亩铃数和单株成铃数,进而影响到了子棉和皮棉的亩产,扁桃树树冠内侧、树冠外侧2米处的子棉平均亩产分别较对照递减了66.92%和42.78%。

Under sunny condition,air temperature in the areas with intercropping of rye grass increased with increase in height in the all day,but the vapor pressure decreased with increase in height;air temperature in those areas without intercropping decreased with increase in height in the day and increased in the evening.

在晴天,黑麦草套种区近地层的空气温度均随离地高度的增加而升高,但水汽压均随高度增加而减小;在自然裸露区,白天空气温度随离地高度的增加而减小,夜间温度梯度方向和白天相反。

Inwheat intercropped with soybean not only N situation could be improved butalso P situation could be.2In intercropping,the pH of soybean rhizospherewas decreased by increasing the R-Apase activity,which could decelerate thetransforming and fixing P fertilizer.3In both monoculture and intercroppingsystem,the soil pH of rhizosphere was affected by cropping system at two Plevel which only 0.1-4mm distance from the root surface,but the effect of S-Apase activity in the rhizospher soil by cropping system was less than3mm.In effect,the rhizosphere P was really available nutrient,and applyingP to rhizosphere was effective ways to reduce the P nutrient competition.4Inwheat/soybean intercropping,the peak stage of reduction ability of roots wasthe same as that of the root growth,so that the time compensation appearedin intensity of nutrient absorption.

间套作大豆、小麦、玉米根系Apase的差异又反映出大豆利用土壤磷的潜在能力最大,而玉米最小,可见禾谷类的小麦与大豆间套后不但能改善小麦的氮素营养状况还使磷素营养也得以好转。2)间套大豆根际pH值的下降,导致磷肥施入土壤后形成〓-P的比例显著提高,转化成〓-P等难溶性磷减少,说明间套的大豆能减缓肥料磷在土壤中的转化和固定,减少磷素向无效化方向转化。3)复合群体根际土壤pH值的影响一般只发生在0.1-4mm的根际微区,而土壤磷酸酶的影响供磷与否在距根表3mm以外都无多大差异,说明根际磷才是真正有效磷,根际施磷是解决磷素竞争的有效途径。4)。

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