搜索结果: 1-2 共查到“果树学 Seedlings”相关记录2条 . 查询时间(0.109 秒)
Analysis concerning the rapid spread of apple proliferation phytoplasmas in a breeding orchard of apple seedlings
apple proliferation phytoplasmas apple spread vectors breeding insecticides
2015/1/21
The spread of apple proliferation (AP) phytoplasmas was monitored for 6 years in a breeding orchard in which nearly 16 thousand apple seedlings were planted. Out of this number 1,888 trees were identi...
Image Diagnosis of Water Stress of Cucumber Seedlings under the Influence of Osmotica,Anoxia and Hypoxia
image processing osmotic stress transpiration wilting
2009/7/8
The relative value of the y coordinate of the center of gravity of the leaf area on video image (wilting index) has been proposed as useful for the image diagnosis of the water status of greenhouse ve...