crop survey 中文意思是什麼
crop survey
解釋
作物鑒定-
The new applications of survey are described in the fields of indicating underground advance, seeking out lossed ore deposit, discovering neotype deposit for detecting the gold deposit ; determining productive aquifer for looking for groundwater ; discovering fracturation zone controlling crop out of hot spring for developing the hot spring, and locating the position of ancient rock slide for prospecting the earth slide
摘要綜述了應用輕便測量技術在地礦及地下水尋找等方面的一些新應用，例如：在金礦勘探中指導坑道掘進，找到了被遺漏的礦體，發現了新的礦化類型；在地下水尋找中，確定了富水層位；在溫泉開發中，探明了控制溫泉出露的斷裂帶；在滑坡研究中，確定了古滑坡的具體位置。 -
Secondly, many crop water parameters, including eta, wue and water sensitive parameters etc., were studied through onsite experiment, typical household survey and other methods. by analyzing crop water usage characteristics, we concluded : 1. about eta : the amout of pear water consumption was highest ( 750. 2mm ), however, the watermelon planted in greenhouse consumed only 266. 5mm ; 2
通過對大田作物需水量與自然降水量的平衡分析，可以將順義區主要大田作物分為三類： 1 ）灌溉需求量較大的作物，包括水稻、冬小麥、苜蓿、棉花； 2 ）灌溉需求量較小的作物，包括夏播作物（夏玉米、夏花生、夏大豆）和耐旱、避旱作物（高梁、穀子） ； 3 ）中間型作物，包括大部分春播作物（春玉米、春花生、春大豆等） 。 -
Based on the analysis of data from hoursehold survey, literature and statistics in quzhou county of hebei province, the nutrient balance was analysed and evaluated under different scale and different crop systems
本文以農戶調查數據、文獻分析及統計分析相結合的方法，對河北省曲周縣不同尺度和不同種植體系的養分平衡分析和評價。 -
By an analysis of the statistical data of 2003 from the national agricultural technology center and the data of peasant household survey in 2000, the conditions are depicted of the spatial distribution and product mix of the consumption of nitrogenous fertilizers in china and the crop demand
通過對全國農技中心2003年統計數據和2000年農戶調查數據的分析，闡明了我國氮肥消費的空間分佈、品種結構和農作物需求狀況；並指出了農作物氮肥施用中存在傳統施肥習慣影響氮肥消費結構，氮肥施用面積不足、適量和超量各佔三分之一，施肥方式影響肥料利用率，氮肥價格的上漲也影響氮肥消費結構等問題。
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