single cropping

The year-round light utilization ratio of the model attained 0.54 % , which lifts 184.2 % more than that of single cropping of cotton .

平均年光能利用率达0.54%，比大田单作棉花光能利用率提高了184.2%；

Moreover , the utilization ratios of climate resources , such as solar radiation , sunshine figure and so on , all lift over 71.6 % compared with the single cropping of cotton .

且可利用日照时数、可利用太阳辐射量、可利用生理辐射量均比大田单作棉田提高71.6%以上；

Potato Yields of Different Density Populations under Single Cropping Condition

净作条件下马铃薯不同密度群体产量初探

The Phase ⅱ Target of the Chinese Single cropping Super Rice Realized One Year Ahead of Schedule

中国超级稻单季稻第2期目标提前一年实现

Studies on reforms in cropping systems of single cropping rice in fujian 's mountain regions

福建省山区单季稻田耕作制度改革的研究

Problems of and Countermeasures to the Production of Single Cropping Rice in Ninghai , Zhejiang

宁海县单季稻生产中存在的问题及对策

Methane Emission From Single Cropping Rice Paddies Amended with Different Manures

不同施肥处理的一季稻田甲烷排放量研究

A Preliminary Report of the Application of the High-yielding Techniques of SRI in Single Cropping Hybrid Rice

单季杂交水稻强化栽培高产技术试验初报单季晚稻计算机配方施肥

Analysis on the High-yield Fertilizer and Water Application Technology of Single Cropping Hybrid Rice in the Riparian Rice Region of Anhui

安徽沿江稻区单季杂交水稻高产肥水运筹技术分析

Studies on Safe and High-yielding Seeding Dates for Single Cropping Hybrid Rice in Hilly Area of Hunan Province

湖南丘陵区一季杂交稻安全高产播种期研究

Effects of Different Sowing Date on Yield and Growth and Developmental Duration of Single Cropping Hybrid Rice " Zhongzheyou 1 "

不同播种期对单季杂交稻中浙优1号产量及生育期的影响研究

Based on the existing method for estimating crop water demand and yield of single cropping , a new calculation model for efficient water use in strip intercropping is proposed .

提出了立体条带种植高效用水中存在的问题，对其中作物需水量和产量计算关键性问题进行了初步研究。

Avoiding the influence of adverse weather and climate on rice production by practice of wheat rice double cropping system with single cropping late rice as main crop ;

实行单季晚稻为主的麦稻二熟种植制度，避开了不利的天气气候对水稻生产的影响；

The results of field trial showed that intensified culture could enhance the yield of single cropping japonica rice by 5.55 % ~ 8.62 % as compared with traditional culture .

田间试验结果表明，单季粳稻强化栽培比常规栽培增产5.55%~8.62%；

The benefit of transplanting rape under mixed cropping with tillage was the biggest , followed by single cropping rape with zero tillage .

与紫云英混作的免耕育苗移栽油菜产量与免耕直播单作相近.耕翻后与紫云英混作的育苗移栽油菜产值和效益最大，免耕直播油菜单作其次。

After tillage , the yield of transplanted rape under mixed cropping was 11.9 % more than that under single cropping with zero tillage .

耕翻后与紫云英混作的育苗移栽油菜产量比免耕直播单作油菜增产11.9%；

When growing in mixture , ryegrass showed competitive advantages against clover , as dry weights of ryegrass from mixed cropping were relatively higher than those from single cropping .

两种植物混合种植情况下黑麦草显示了相对竞争优势，而菌根共生体能够提高三叶草的竞争能力。

The relationship between soil available phosphorus and phosphorus uptake can be modeled by rectangular hyperbolic model . The P uptake max in single cropping system was lower than that in the double cropping systems .

作物吸磷量与土壤有效磷含量的关系符合直角双曲线模型，一年一熟地区的作物最大吸磷量低于一年两熟地区。

Wheat root activity and nitrate reductase of green manure in intercropping increased 57.95 % and 87.56 % than that in single cropping , resp . , with the differences at significant level .

间作系统中小麦根系活力和绿肥硝酸还原酶分别较单作增加了57.95%和87.56%，差异达显著水平。

Results showed that , the ground biomass of green manure in the intercropping system increased 5.88 % than that in single cropping . Wheat output in intercropping increased 5.63 % than that in single cropping , being unsignificant .

研究表明：间作体系中绿肥地上生物学产量较单作增加了5.88%，间作小麦产量较单作增加了5.63%，增产不显著。

The fixed site field trials were selected to represent the main cropping systems ( single cropping of winter wheat , single cropping of spring maize , winter wheat and summer maize double cropping ) and main soil types in the north of China .

所选择的定位试验点包括中国北方有代表性种植制度（小麦单作、玉米单作、小麦&玉米轮作）和主要的土壤类型。

Tobacco single cropping accumulated less dry matters , the accumulation of dry matters were less than other treatments 28 days after transplanting . 2 、 In different planting pattern , the accumulation of nitrogen in tobacco were increasing gradually in the tobacco growth period .

在移栽28天后其干物质积累量一直低于其他处理。2、在不同种植模式处理中，氮素积累量在烟株整个生育期内缓慢不断增加的趋势。

By investigation , sampling and laboratory analysis , the SOC contents at four typical land-use types ( including dry-land , flood drought rotation land , single cropping paddy field and double cropping paddy field ) at farmland in Dongting Lake Region were studied .

在洞庭湖腹地选取典型样区，通过调查走访和密集取样，分析了不同土地利用方式（旱地、水旱轮作地、一季稻水田和双季稻水田）下623个农田耕层土样有机碳含量。

The results obtained have been shown that the rational fertilizer amount for single cropping system late rice grown on the different type of soil in the suburbs of Shanghai , spreaded 1500 Jins and 15-20 Jins nitrogen per Mu at the same time .

结果表明：上海郊区不同土壤类型种植的单季晚稻，用肥在每亩施有机肥750kg猪塮的基础上，亩施7.5～10kg纯氮。

Evolutionary trend of productivity and ecological characteristics of single - cropping rice cultivars

单季稻品种生产力与生态特性的演进趋向

Study on Occurrence and Protection Technology of Main Diseases of Single Rice Cropping Along Huaihe River

沿淮单季稻主要病害发生规律及防控技术研究

The classification of high-yielding varieties of single - cropping rice in Western Sichuan Plain

川西平原中稻高产品种的分类

On the high-yielding plant type of single - cropping and late - maturing Keng Rice

单季晚粳稻高产株型的探讨

Studies on the productivity of single and double cropping in Huang-Huai-Hai Plain

黄淮海地区&熟与两熟制生产力的研究

The results in this study showed that the changes in climatic variables were not uniform between the single and double rice cropping areas .

研究结果表明：单季稻区与双季稻区水稻生育期内气候要素的变化趋势不一致。