查询词典 multiple cropping

The results indicated that applying 105kg/hm2 nitrogen and 75kg/hm2 phosphorus fertilizer is the most economic and rational; applying 45000kg/hm2 farm manure with phosphorus as base fertilizer, two thirds nitrogen as seed manure and one third nitrogen as topdressing is more economic and rational;the best planting density is 67500 zhu/hm2, the transplanting style after growing seedlings in small arch greenhouse in early spring and the multiple cropping style after rape stubble should be extended over large areas, the multiple cropping style after wheat stubble should be extended in the southern rivers rigions of this locality.

在陇东旱作条件下，通过对&庆甜1号&进行肥效、密度及分期栽培等试验，正常条件下施N 105kg/hm2、P2O5 75kg/hm2是地膜覆盖种植&庆甜1号&经济合理的氮、磷施用量；45000 kg/hm2农家肥和磷肥一次性基施、氮肥的2/3作种肥，1/3作追肥施用较为经济合理；最佳种植密度为67500株/hm2；早春小拱棚育苗移栽和油菜茬复种两种种植模式宜在当地大面积推广，麦茬复种适宜在当地南部川道地区示范推广。

Multiple cropping is one of major cropping systems in China and plays an important role in improving comprehensive productivity of cultivated land and ensuring national food security.

复种是我国重要的农作制度之一，对于提高我国耕地综合生产能力和确保国家粮食安全具有重要作用。

Multiple cropping is an important mean for increasing regional grain output and also a crucial cropping pattern in China's farming system.

复种是区域粮食增产的重要途径之一，也是中国粮食生产中一种重要的耕作模式。

The yield differences among the three cropping patterns showed that intensive multiple cropping and reasonable adjustment techniques were effective ways to further increase field annual yield in this region.

三种模式产量梯度差异表明，在水肥供应基本充足的情况下，通过集约多熟种植并配合以合理调控技术是在高产基础上进一步提高产量的有效途径。

But systematic research concerning continuous mono-cropping grafted cucumber obstacle isn't reported. This paper systematically studied the effect of continuous cropping soil on grafted cucumber in aspect of its growth, yield and edaphon in pot experiments. Further more, root exudates of squash and grafted cucumber were collected by solution cultivate and adsorption of XAD-4 resins, and bioassay of the root exudates was did with cucumber and squash as receptors, studied allelopathy of grafted cucumber and squash root exudates on cucumber and squash , physiobiochemistry as well as.

本项研究采用盆栽试验以不同连作年限的土壤为基质比较系统地研究了连作年限对嫁接黄瓜的生长、产量和土壤微生物的影响；采用水培和XAD-4树脂吸附法分别收集嫁接黄瓜和砧木南瓜的根系分泌物并以黄瓜、南瓜为受体进行生物活性测定，并对嫁接黄瓜及其砧木南瓜根系分泌物化感作用的生理机制进行了初步探索。

There isn"t obvious selectivity in blank cutworm imperilment, the onseting quantity and imperilling degree is similar on different crops. It"s more serious in the field of invasion of weeds and corn intercrop potato than single cropping of corn, and the field of forecrop green manure is more serious than single cropping. Imperilment degree of black cutworm is very serious in both high altitude region as Dewu (1780 meters) and low altitude region as Lemin (1450 meters). The imperilment degree in two regions have no obvious differences. 4. The imperilment of second generation armyworm is very serious in both high altitude region of Dewu and low altitude of Lemen town.

3小地老虎的为害对品种没有明显的选择性，各品种小地老虎发生量和受害程度相似；作物对小地老虎发生为害程度影响较大，杂草丛生的地块和玉米与马铃薯间作的地块受害程度明显高于玉米净作地块，而前作为绿肥的地块受害程度也比净作高；土壤条件对小地老虎发生为害程度有影响，土质疏松、肥沃、团粒结构良好的地块受害程度明显比地势低洼、土质粘重、瘠薄的地块重；小地老虎在高海拔的德坞(1780米)和低海拔的乐民(1450米)两地发生为害均较重，为害程度没有明显差异。

Byerlee and Husain, 1952, report profitability of cropping patterns in Mardan District both for traditional and new cropping systems.

Byerlee和Husain 1952年报导过木尔坦地区传统和新式两种种植制度的营利情况（表6）。

There will be an obvious important effect of global climatic change in future on cropping systems in China. The heat resource will be increased to a certain extent in all regions of China, and the north borderline of two crops per annual or three crops per annual will move northwardly, the cropping range, output and quality of crps Will be changed.

未来全球性气候变暖对我国的种植制度将产生明显的影响，预计我国各地的热量资源将有不同程度的增加，使一年二熟、一年三熟的种植北界有所北移，主要农作物的种植范围、产量、质量都会有所变化。

Field trials on the effect of three levels (1.0, 1.5 and 2.0 kg/plant/year in plant cropping, and 0.76, 1.06 and 1.36 kg/plant/year in ratoon cropping) of compound fertilizer Tai-Fei No.4 on the vegetative growth, yield and post-harvest quality attributes of TC1-229, a semi-dwarf, fusarial wilt-resistant banana clone, were conducted on a soil of silt loam with a pH of 8.0 and 2% of organic matter for two consecutive years.

在有机质含量约百分之二的坋质壤土定植中矮性抗黄叶病品系TC1-229组织培养苗蕉株，每年每株施用台肥四号复合肥料1.0，1.5或2.0公斤，抽穗期叶片之矿物营养组成均在正常范围内，惟磷和镁含量随肥料施用量减少，处理间差异达显著水准(P=0.05)。

Features: This product is a newly developed formula effects of chitin, including a variety of marine biological active ingredient, a variety of crops to ensure faster and better nutrient absorption, and contains a unique element of the anti-cropping, can quickly develop a useful soil flora and prevent soil compaction caused by continuous cropping, undesirable phenomena such as plant growth, significantly reduced root rot and stem rot, blight wilt, blight, root-knot nematodes and other diseases.

功能特点：本品是最新研制的甲壳素特效配方，内含多种海洋生物活性成分，保证作物各种营养元素的更快更好吸收，并含有独特的抗重茬成份，可迅速培养起土壤有益菌群，防止重茬引起的土壤板结、植株生长不良等现象，显著减轻根腐、茎基腐、枯萎、疫病、根结线虫等病害。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。