The higher oil yield and better quality could be obtained with the root age of 20-24 months.
从根龄20—24个月的香根得到的精油产量最高，质量最好。
Wheat population quality, root system distribution, grain yield and quality were studied under different fertilizer application treatment in the condition of superhighyielding wheat cultivation.
在小麦超高产栽培条件下利用不同施肥量和不同施肥比例的处理，研究了小麦群体质量、根系分布、子粒产量和品质。
Based on the assay of obligate root holoparasites, the article is beneficial for cultivation , exploitation and improve yield and quality.
希望有利于其保护性地栽培、开发利用和提高中药肉苁蓉的产量与质量。
The quality and yield of rhizome was enhanced by plant activate protein. Weight of single root and the yield were increased by more than 35% and 46%, respectively.
植物激活蛋白能显著提高白术商品性和产量，白术的单术重量增加35%以上，白术产量提高46%以上。
Field experiment was conducted to investigate the effects of treflan injection on dripper clogging and root distribution, yield and quality of winter wheat.
通过田间试验，研究了地下滴灌施加氟乐灵对滴头根系入侵堵塞的控制效应及其对冬小麦产量、品质和根系分布的影响。
Field experiment was conducted to investigate the effects of treflan injection on dripper clogging and root distribution, yield and quality of winter wheat.
通过田间试验，研究了地下滴灌施加氟乐灵对滴头根系入侵堵塞的控制效应及其对冬小麦产量、品质和根系分布的影响。
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