搜索结果: 1-4 共查到“农学总论 health status”相关记录4条 . 查询时间(0.062 秒)
Changes in the nutrition and health status of young Norway spruce stands in the Krkonoše Mts. in a 17-year period
mountain forest height increment defoliation nutrients stress elements nutrient ratio
font style='font-size:12px;'>
2018/3/6
For 17 Norway spruce stands located in the Krkonoše Mts. in the Czech Republic a long-term assessment of defoliation,
height increment, foliage concentration of nutrients (N, P, Ca, K, Mg) and s...
Germination capacity and health status of alfalfa seeds after laser treatment
laser treatment alfalfa germination
font style='font-size:12px;'>
2008/11/18
Laboratory studies on the germination of alfalfa seed (American variety 慙egend? were carried out completely randomly in four replications in 2002. The factors studied were as follows: 1) irradiation w...
Germination capacity and health status of hybrid alfalfa seeds after laser treatment
laser treatment hybrid alfalfa germination
font style='font-size:12px;'>
2008/11/18
Laboratory examinations of the germination of the Polish hybrid alfalfa var. Radius were conducted completely randomly with four replications in 2002. The following factors were taken into considerati...
Germination capacity and the health status of red clover seeds following laser treatment**
laser treatment red clover germination
font style='font-size:12px;'>
2008/11/18
Laboratory experiments on the germination of tetraploid red clover seeds (var. Bona) were carried out completely randomly in four replications. The number of seeds germinating normally and abnormally,...