It was mainly determined by the amount of dry matter in tobacco.
烟株硼积累量主要取决于干物质积累量。
Increasing the amount of dry matter accumulation after silking and promoting grain filling was the basis of high yield.
增加花后干物质积累量，促进籽粒灌浆是高产足库的基础。
Too high or too low fertilization level doesn't benefit the increase biological yield, economic yield and amount of dry matter.
高肥和低肥均不利于单株生物产量、干物质积累总量和经济产量的增加，高肥的抑制作用更明显。
The amount of dry matter excretion increased and the digestibility of dry matter and the AME, TME values decreased with the prolonging of the excreta collection time.
随着收集时间的延长，排泄物量增大，鹅对饲料干物质的利用率和代谢能值下降。
In the same fertilizer condition, the amount of dry matter production after heading of erect panicle variety was clearly higher than that of the curved panicle variety.
在相同肥力下，抽穗前两品种的物质生产差异不大，但抽穗后直穗型品种的物质生产明显高于弯穗型品种。
The results showed that there was continuously accumulating of dry matter during the whole growth and development, but the accumulative amount and intensity varied in various period.
结果表明：在果实发育的整个过程都有干物质的不断积累，但不同时期其积累量和积累强度不同；
The results showed the mass photosynthetic rate, mass leaf source amount, dry matter weight, leaf areas weight and index of virus-free potato were superior to that of potato.
结果表明：脱毒马铃薯的群体光合速率、群体叶源量、干物重量、叶面积重量、叶面积系数均优于未脱毒处理。
Increasing the applying amount of nitrogen and phosphorus could all promoted nitrogen and phosphorus content in plants and total dry matter weight per unit area.
增施氮磷用量，均可提高油菜植株氮、磷含量和单位面积的总干物重。
Scientists are also working to determine the amount of time the virus can survive in the environment on both dry surfaces and in suspension, including in faecal matter.
科学家也正在研究病毒在干燥表面或悬服液中可以生存多久，包括在粪便中的存活时间。
Scientists are also working to determine the amount of time the virus can survive in the environment on both dry surfaces and in suspension, including in faecal matter.
科学家也正在研究病毒在干燥表面或悬服液中可以生存多久，包括在粪便中的存活时间。
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