multiple cropping index中文是什么意思

發(fā)音:

中文翻譯
造句

復(fù)作指數(shù)

multiple adj. 1.多重的；復(fù)合的,復(fù)式的,多數(shù)的,多樣的。 ...
crop n. 1.農(nóng)作物，莊稼；收獲；收成；〔the crops ...
index n. (pl. -es, -dices ) 1.索引。 ...
multiple-cropping index 復(fù)種指數(shù)
raise the multiple cropping index 提高復(fù)種指數(shù)
multiple cropping 【農(nóng)業(yè)】復(fù)種。
cropping index 種植指數(shù)
multiple cropping acreage 復(fù)種面積
multiple cropping areas 復(fù)種面積
multiple-cropping area 復(fù)種面積
cropping index (ci) 種植指數(shù)
double-cropping index 復(fù)種指數(shù)
multi-cropping index 復(fù)種指數(shù)
a cropping 沿露頭方向
cropping 裁邊; 裁切選取畫面; 拆舊裝新; 大中華印刷網(wǎng) 切齊（書邊或圖片）; 割掉; 剪料頭修剪采脂作業(yè)額采脂作用額截棄切料切料頭圖片裁切勾劃; 剪切頭; 截槽過(guò)深; 啃食牧草; 露出地表; 切齊（書邊或圖片）；原稿剪輯; 清除鑄錠頂部雜質(zhì); 收害; 通過(guò)定義主線、聯(lián)絡(luò)線和時(shí)間范圍，創(chuàng)建真實(shí)的地震體。; 文圖裁切; 種植作物; 刈割耳
multiple crop index 復(fù)種指數(shù)
multiple field index 或多字段索引
multiple index coupler 復(fù)雜折射率耦合器
multiple synapse index 多突觸指數(shù)
multiple-crop index 復(fù)種指數(shù)
multiple-factor index 多因素指數(shù)法
multiple-factor index method 多因數(shù)指數(shù)法
multiple index single-mode fiber 復(fù)雜折射率分布單模光纖
multiple station dial index machine 多面度盤式回轉(zhuǎn)機(jī)床
cereal cropping 禾谷類作物栽培

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例句與用法

Wheat - maize interplanting of both crops ' high yield features shorter cycling period , higher multiple cropping index , stronger fertility exhaustion and no time for soil fertility to recover
小麥-玉米套種兩作產(chǎn)量皆高是以周期短、復(fù)種指數(shù)高、肥力耗竭強(qiáng)為特征，土壤肥力沒(méi)有時(shí)間得以復(fù)原。
The results indicate that ( 1 ) land production is on the basic development level , the restrictive factors of land production are the ratio of land production , product of crop , the area of medium and low production , multiple crop index
研究結(jié)果表明：土地生產(chǎn)力處于基本可持續(xù)發(fā)展階段。土地生產(chǎn)率、公頃糧食產(chǎn)量、中低產(chǎn)田的面積、復(fù)種指數(shù)等對(duì)土地生產(chǎn)力的持續(xù)發(fā)展起限制作用；資源環(huán)境保護(hù)從初步可持續(xù)發(fā)展到基本可持續(xù)階段。
Other factors that were found to have positive effects on soil nutrients include the multiple cropping index and the practice of plowing stalks back into the land . these findings lead to several policy recommendations . first , it shows that economic variables are very important in determining changes in soil fertility , and therefore the theory and method of economics should be taken seriously by soil scientists
然后，根據(jù)理論預(yù)期以及單因素分析結(jié)果，我們建立了土壤肥力變化的社會(huì)經(jīng)濟(jì)及政策影響因素模型，分別采取差分和固定效應(yīng)兩種具體模型形式，對(duì)各種可能的社會(huì)經(jīng)濟(jì)及政策因素對(duì)土壤肥力變化影響的方向和程度做了定量估計(jì)。
Based on the cultivated land fertility , according to grain yield , the planting coverage , the ratio of the grain crops to industrial crops and multiple crop index , the cultivated land population carrying capacity in 2010 and 2030 at the different population increasing modes were attained by predicting and analysing the food produce and the cultivated land carrying capacity
摘要以耕地地力為基礎(chǔ)，根據(jù)糧食單產(chǎn)、種植面積、糧經(jīng)比和復(fù)種指數(shù)對(duì)河南省糧食產(chǎn)量和耕地資源承載力進(jìn)行了預(yù)測(cè)和分析，得出不同人口增長(zhǎng)模式下的河南省2010年和2030年耕地資源人口承載力。

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