harvest index 中文意思是什麼
harvest index
解釋
產量指數-
Studies on translocation and distribution of photosynthate in rice variety yuexianzhan with high harvest index
高收獲指數型水稻品種粵香佔光合產物運轉與分配特性的研究 -
For a given rice variety, the crop harvest index, which is calculated by the grain yield divided by total dry matter produced above ground, may vary with crop management practices used
對于給定的水稻品種，作物收獲指數（由籽粒產量除以地上部分總干物重求得）可能隨作物管理措施不同而變化。 -
Rapeseed dynamics model of each individual organ partitioning indices with development process was established on the basis of a great amount of experimental data, in which these indices were regulated by the harvest index as genetic parameter
摘要在大量試驗資料的分析與處理的基礎上，建立了油菜一生中各器官干物質分配指數隨生育進程連續變化的動態模型。 -
Based on the experimental results, several measures including the selection of high - yielding, high nutrient - efficiency variety, correct crop management practices to increase harvest index and returning rice straw to soil were suggested to keep nutrient ( particularly k ) balance in soil - crop system with high - yielding rice production
根據試驗結果推薦了幾項高產措施，包括選用高產、高養分利用率品種、改進作物管理措施以提高收獲指數和稻草還田，在水稻高產生產土壤作物系統中保持養分（尤其是鉀）平衡。 -
Based on the key stages and factors, by the analysis to climate factors and yield of typical years, the climate index of rich and poor harvest in three key stages was decided respectively, which can provide scientific reference for planting and management of the longan and technique support for developing meteorological service for the longan production as well
在此基礎上，結合典型年份氣候要素與產量的對比分析，確定了豐歉氣候指標，為龍眼的栽培管理提供了科學依據，同時也為開展龍眼氣象服務提供了技術支撐。
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