cropping index 中文意思是什麼
cropping index
解釋
種植指數-
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-玉米套種兩作產量皆高是以周期短、復種指數高、肥力耗竭強為特徵，土壤肥力沒有時間得以復原。 -
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
然後，根據理論預期以及單因素分析結果，我們建立了土壤肥力變化的社會經濟及政策影響因素模型，分別採取差分和固定效應兩種具體模型形式，對各種可能的社會經濟及政策因素對土壤肥力變化影響的方向和程度做了定量估計。 -
Provide world - class color correction software, easy adjustment of color, brightness, contrast, gamma, sharpness, etc. provide densitometer to realize single digital channel index prints, image editing, cropping, etc
配有世界一流的校色軟體，由熒屏直接調整色彩亮度反差gamma清晰度等，可隨意製作黑白仿舊等特殊效果照片。 -
Under the precondition of high grain production, cropping index and light energy utilization should be put up continuously so as to make agriculture more profitable
在糧食高產前提下，要不斷提高復種指數和光能利用律，使農業更為盈利。 -
The decrease of the cultivated land resource gave birth to the changes of total output and single output most, and multi - cropping index was also one of the reasons for the production
耕地資源的減少引起了糧食總產量和單產量的變化，而耕地復種指數也是影響耕地產量的主要原因之一。 -
Accept tiff, jpeg, bmp files through cf, sm, mmc, sd, memory stick and cd etc. from 3. 5 " 5 " to 6 " 9 " printing formats index prints, image editing, cropping, etc
接受多種數碼影像媒介的輸入，包括tiff jpeg bmp等，更包括cf sm mmc sd索尼記憶棒和cd盤等記憶體，提供顧客便利的服務，使您掌握各種商機。
分享友人