A: It is necessary to properly fertilize the rapeseed in a field that can be watered. For the vegetable seedlings with weak growth and premature aging, adding some quick-acting nitrogen fertilizer can make up for the nutrient deficiency in the rapeseed, prolong the vegetative growth and reduce the speed of bolting. The amount of nitrogen fertilizer applied in winter is not more than 10 kg per mu.
Disclaimer: Some articles on this website are transferred from the Internet. If legal rights of third parties are involved, please inform this website. phone
Laser Tape Measure 2 in 1, as its name, it is one product with traditional tape measure and digital laser distance measurer. Laser measure tape can measure 40m with laser measurement and 5m of the measuring tape. Convenient, smart, accurate, laser tape measure make every measurement simple in life!
Using a laser tape measure, one can measure short distance with stiff tape measure, while just put a single button to measure long distance up to 40m and the result will show on a small LCD screen.
No need to climb up and down, crawl on the floor, save your labor and time from now on! Laser tape measure, a simple device to change your life!
Laser Tape Measuring,Laser Distance Measurer,Distance Measuring Tool,Digital Laser Tape Measure
Chengdu JRT Meter Technology Co., Ltd , http://www.accuracysensor.com