搜索结果: 1-2 共查到“农学 frost damage”相关记录2条 . 查询时间(0.031 秒)
Selection of Early Lines without Frost Damage Based on Parameters of Accumulated Temperature for Flushing and Opening Speed of New Leaves in Tea
Camellia sinensis sensitivity to temperature
2009/9/10
Given the demand by farmers for early budding cultivars in tea, this study was carried out to select moderately early lines without frost damage, as well as lines showing rapid growth after flushing a...
Effects of Seeding Density on the Frost Damage of Wheat Tillers
Compensation Frost damage Grain yield Nitrogen Potassium Seeding density Tiller Wheat
2009/8/4
Degrees of frost damage were observed for three varieties of winter wheat at the different seeding densities. Shoot nitrogen, phosphorus, potassium, sugars and starch contents were measured at the int...