cropping system 中文意思是什麼
cropping system
解釋
耕作制度；農作制度-
Effect of cropping system on the manganese in lime concretion fluvo - aquaic soils
耕作改制對砂姜黑土中錳的影響 -
This approach seeks to use various sources of plant nutrients, mineral fertilizers, organic manures, crop residues and biological nitrogen fixation for each farm ' s cropping system and offers the farmers the best opportunity for sustainability while protecting the environment and conserving the resources
這一方法，為每個農場的種植制度尋求利用各種植物養分資源，諸如礦質肥料、有機肥料、作物殘體和生物固氮，並且在保護環境和資源的同時，給農民提供更好的持續發展生產的機會。 -
Soil conservation, cropping system, crop nutrient management
水土保持及農作物系統專家 -
The results show that the interface between the cultivated layer and the plough sole in the soil profile was undulated under the current cropping system mainly using small - sized four - wheeled tractors and flat under the cropping system of deep plowing annually in the fall
結果發現，現行的以小四輪拖拉機為主要動力的耕作制度下，土壤剖面中耕層與犁底層的界面為「波浪型」 ，而年年進行秋翻的玉米田，其耕層與梨底層的界面為「平面型」 。 -
Wm in no - tillage corn in wheat - corn double cropping system in north china
免耕制度中的雜草動態 -
Referring to the achievements of conservation tillage on dry land farming, there is a series of work to be done to develop new tillage techniques to adapt to double cropping system of wheat and maize in shandong province. such work includes controlling the combine traveling along the line, return the stalk to the field after chopped, subsoiling being done in maize ' s growing stage. the advantage of subsoiling is to make the soil inter placed with soft and hard strips, which is good for decreasing runoff and vaporizing, and retaining rain
1 、保護性耕作條件下，普通小麥條播機的播種質量較差，小麥的田間出苗率比傳統耕作低9 . 3 ；保護性耕作小麥冬前地上部分的生長狀況也較傳統耕作小麥差；由於根系的生長條件較為優越，保護性耕作的小麥的根系生長旺盛、分佈廣，越冬後有利於小麥的地上部分生長，大量發生春季分蘗和次生根，幼穗強烈分化，表現出較傳統耕作小麥強的生長優勢，產量提高6左右。 -
The testing results of straw cutting and field experiment show that this mechanism has excellent anti - blocking capability. ( 2 ) a new no - till planter equipped with the strip chopping anti - blocking mechanism was developed. compared with other no - till planters, it possesses higher anti - blocking capability and suits the need of seeding in huabei plain where the winter wheat - summer corn continuous double cropping system gives much straw and short planting season
（ 2 ）研製出新一代玉米免耕播種機，配以新型防堵機構，防堵性能優越，連續三年分別對三代樣機進行的田間試驗表明，可在地表整稈覆蓋量10t / ha的條件下連續作業而不堵塞，該播種機的防堵性能好。 -
To meet the need of grain production, investigations such as property of nutrients uptake of high - yielding wheat, regularity of nutrient requirement of high - yielding maize, proper rate and ratio of npk fertilizers for high yields of wheat and maize, and rational rate and ratio of organic - n to inorganic - n in double cropping system have been conducted by shuming z. and yizhi l. et al. since 1980
為了滿足糧食生產需要，自1980年以來，張漱茗和劉毅志等人就開始調查高產小麥養分吸收特性、高產玉米養分需求規律、高產小麥和玉米氮磷鉀肥適宜用量和比例、一年兩作制中有機氮和無機氮的合理用量和比例。 -
Abstract : based on the investigation of educational quality and levels, labor technique, living standard, and economic structure on the cropping system and animal husbandry as well as local industry, and by the comprehensive analyzing, it was suggested that it is possible to establish comprehensive agriculture experiment and extension station centralizing water saving in this village. because of its better social and economic levels and fundamental conditions
文摘:通過對東新村村民文化素質、勞動力狀況、群眾生活水平以及農村經濟結構、種植業、養殖業和鄉村企業的調查，綜合分析認為，該村的社經狀況屬中等偏上水平，已具備了建立以節水為中心的農業綜合發展試驗示範基點的基本條件。 -
Secondary salinization of soil is an important factor limiting the greenhouse cropping system
設施土壤次生鹽漬化是我國設施農業生產中的一個重要限制因子。 -
Thus there should be studies for finding an optimal fertilizer schedule based on a cropping system including intercropping systems rather than for a single crop only
因此，應該研究包括間作在內的種植制度而不僅為某種作物尋找合適的施肥方案。 -
Harvest date may be moved up by 7 - 21 days depending on the cropping system and environmental conditions
收獲期依種植制度和環境條件，可提前7 ~ 21天。 -
Gross incomes from crop production at yield and nutrient input levels shown （ table 7 ） are compared in table 8 with gross incomes achievable within the same cropping system but with zero or low nutrient inputs
表8把表7所列的產量和養分投入水平下作物生產的毛收入與相同種植制度下無養分投入或低養分投入時的毛收入作了比較。 -
Based on water use efficiency, water produce energy efficiency and economic benefit of water use to different crops, an overall evaluation of water use efficiency to cropping system in irrigation field of beijing is made, and a planting structure of grain cropping, fruit growing and vegetables in this region is put forwand to promote the development of thought and approach about water saving cropping system
摘要以各種作物的水分利用效率、水分能量生產效率和水分經濟利用效益評價為依據，對北京市灌溉農田的水分利用狀況進行了綜合評價，提出了該區域優化糧食作物、果樹和瓜菜類作物的種植結構，推進節水型種植業發展的思路與途徑。 -
The most important limiting factor for wheat yield in this cropping system is late planting
該種植方式中最重要的小麥限產因素是遲播。 -
Until recently the fertilization practice has been for a single crop, even though the sequential cropping system has been followed
即使已採用了連作種植制度，但是直到最近還是只對一種作物進行施肥。 -
Andhra pradesh agricultural university, hyderabad : the objective is to evaluate factors for yield maximization in rice - groundnut cropping system
安德拉邦農業大學（海德拉巴） ：試驗目標是評價稻-花生耕作制下達到最高產量的因素。 -
Ecological and economic evaluation of ryegrass - rice cropping system
水稻種植模式生態經濟評價 -
Effects of mixed cropping of maize and peanut on the n nutrition in cropping system
花生混作對系統內氮營養的影響研究 -
Rape yield potential analysis of cropping system regions in china based on aez model
模型的我國農作制區油菜產量潛力的分析
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