1) thinning male flowers chemically
化学疏雄
2) flower thinning chemical agent
化学疏雄剂
1.
The experiment showed that the effect of increasing production was most significant with spraying 1 000～1 200 times of dilute solution of male flower thinning chemical agent when the mixed inflorescence length reached 2 cm,the input-output ratio of cost of spraying the agent was over 1∶5,and might reach 1∶6.
采用板栗化学疏雄增产技术,喷用"板栗化学疏雄剂",促使大量雄花提早脱落,降低树体营养消耗,从而达到板栗丰产目的。
3) removing excessive staminate flower bud
疏雄
1.
The effect of removing excessive staminate flower buds on total N,starch,soluble sugar,protein and moisture contents of the fresh stem and on the fruit set and the shoot growth was studied.
通过观察核桃雄花芽分化和发育特点，测定不同疏雄处理的１ａ生枝全氮、淀粉、可溶性糖、蛋白质和水分含量变化，调查了疏雄处理对核桃坐果率、新梢生长量的影响。
4) Chemical hybridizing
化学杀雄
1.
The main ways of two-lines utilization are chemical hybridizing agents(CHA)and ecotypical male sterile line.
两系法的主要方式有化学杀雄和生态雄性不育系。
5) CHA
化学杀雄
1.
Two years of field tests manifested that CHA SC-2053 had a good gametocidal effect to wheat, but the efficiency was different due to genotypes, timing and dosage.
２ａ田间试验表明，化学杀雄剂ＳＣ－２０５３对小麦具有良好的杀雄效果，但不同基因型所需的杀雄剂量、杀雄时期及杀雄效果不同，敏感基因型所需剂量小，适宜时间长，杀雄效果好且稳定，适宜做化杀母本；普通基因型需较高的药物剂量和准确的喷药时间，不宜用作化杀母本。
6) chemical emasculation
化学去雄
1.
The chemical emasculation with the compound of 45% paraquat and 10% glyphosate were commonly used at present.
去雄是众多降低近交方法中的一种 ,由于人工去雄花费昂贵且效益低 ,探索化学去雄的方法是必要的。
补充资料：密密疏疏
1.疏密相间的样子。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条