Collection, storage and handling of plant genetic resources and their global distribution are essential components of international crop and tree improvement programmes.
植物遗传资源的收集、存储和处理以及它们在全球的分布，是国际作物和树木改良计划的重要成分。
A quarter of the crop may be lost in storage.
收获的四分之一可能损失在贮藏过程中。
The storage and the usable amount of soil water resource vary with the situations of meteorology, irrigation and crop growing.
土壤水储存量和土壤水可利用量随气象条件、灌溉以及作物状况不断变化；
It is pointed out that the worsening of soil moisture states inthe level terraced fields cover two parts, i. e. the decrease in soil moisture storage rate, and increase in crop water requirement;
指出，水平梯田水分状况的恶化包括蓄墒率的减小和作物需水量的增大两部分；
When requiring to spray the higher crop, the liquid storage container is moved at the direction of the spray head body.
当需要喷洒较高作物时，将储液容器移装到喷头体的上方。
When requiring to spray the higher crop, the liquid storage container is moved at the direction of the spray head body.
当需要喷洒较高作物时，将储液容器移装到喷头体的上方。
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