1. Onion sowing and seedling management

The sowing time is in the first half of September, and the seedling age is 50-60 days when transplanting. The method of sowing is mainly based on spreading, and can also be sowing. The amount of seed.......

1. Variety selection The relationship between variety and pumpkin yield is very large. If you want to increase the yield of pumpkin, then an excellent variety is essential. An excellent pumpkin variety should have better heat resistance and diseas.......

1. Seed collection

When choosing a seed-picking mother tree, it should be selected. The tree has a strong body and strong resistance to diseases and insect pests. The fruits of the early and many good tree species are peeled off. The harve.......

The leaf area index, also known as the leaf area coefficient, refers to the multiple of the total leaf area of ​​the plant on the unit land area. Namely: leaf area index = total leaf area / land area. In field trials, the leaf area index (LAI) is an i.......

Thick-skinned melons enjoy a higher temperature than muskmelons, and the planting period is a little late. Generally, the gardens are opened later than muskmelons, and they are resistant to transportation. They are greatly affected by the warmth o.......

Many growers report that the carrots, cilantro, celery, etc. they planted are either not emerging, or are incomplete or inconsistent. With this problem, today we will share several practical soil methods for these kinds of vegetable seedlings, to .......

1. Good chemical weeding work. Time is controlled before rice 3 leaves 1 heart, weed 2 leaves 1 heart. For grass weeds, please choose a highly safe agent, such as penoxsulam + cyflufen, For leaf weeds, choose chloropyroxyacetic acid or bentazone, .......

Answer: About 30 days after turning green onions in autumn, the leaf growth period begins, and the fertilizer requirement increases, and 15-20 kg of ammonium sulfate is applied per mu. 50 to 60 days after turning green, the bulbs start to swell, w.......

The chemical reddening of dried capsicum is the use of plant growth regulators to promote the ripening of the fully developed fruits.

Chemical redness is generally carried out using 40% ethephon 1000 times solution, spraying the plants 10.......

After the apple tree enters the summer, the young fruit begins to swell, and the flower bud differentiation has also begun. The focus of the orchard management in this period is to focus on this, but in the actual production, everyone has some inc.......

The best time for apple tree to apply base fertilizer is to apply base fertilizer before germination in spring, and the fertilizer effect is slow. It has little effect on flowering fruit setting and new shoots in spring, but it will lead to excess.......