Views: 677 Author: VV Publish Time: 2016-09-30 Origin: Rech Chemical Co. LTD
Trace elements in planting, breeding great effect. Such as zinc sulfate on cotton, fruit, food crops increased obviously; add magnesium fertilizer such as fertilizer grade magnesium sulfate heptahydrate not only can increase, but also can prevent tobacco mosaic production.
The results show that when rape fertilize with micronutrient, the root developed, stem become thick, green leaf numbers increasing, and the pod number, pod grain weight and grain yield increase too. Most importantly, the average per rapeseed 13 to 15 kg, increase rate was 15% - 20%.
Application of rare earth in common rapeseed seedling stage and budding stage Tai spraying advisable. Seedling stage can use formula and per gram, the water 30 kg uniform spray; Budding period in formula 1 per bag, the water spray fifty kilograms. The best fertilizer per each add urea fifty - 100 grams.
Trace elements including zinc sulfate, ferrous sulfate, magnesium sulfate and other trace element fertilizer, in use, be sure to have a good control usage, lest cause poisoning.