-
What are the key points to note when using foliar fertilizer on tomatoes?
When using foliar fertilizer on tomatoes, note the following points: 1. Determine the type of nutrient according to the growth status of the tomatoes. Generally speaking, in the early fruiting stage the plants grow vigorously and are prone to excessive vegetative growth, so foliar nutrients that promote stem and leaf growth should be used sparingly, and potassium dihydrogen phosphate, compound fertilizer, etc. can be chosen. In the peak fruiting stage the plant growth...
-
What are the scientific methods for using bacterial biological insecticides?
From rice sowing to the seedling stage, farmers should focus on controlling seed-borne diseases (bakanae disease, rice blast at the seedling stage, white-tip nematode disease, etc.), the small brown planthopper, and the first-generation stem borers. At the rice booting stage, the focus should be on controlling pests and diseases such as the rice planthopper, rice leaf roller, stem borers, ear blast, and rice false smut. At the rice ear stage, the rice planthopper is the main target, along with...
-
Detailed Explanation of Key Points for Using Bacterial Biological Insecticides
Bacterial biological insecticides have advantages such as high insecticidal rate, no environmental pollution, safety to natural enemies, harmlessness to humans and livestock, and not inducing pest resistance. They are a new type of protective pesticide currently promoted for use in pollution-free cultivation. Because their control effect mainly depends on the bacterial activity in the pesticide, the following points need to be kept in mind during use...
-
Using specific insecticides requires particular care; mastering the method is key
Generally speaking, specific insecticides have different active ingredients, each with its own characteristics, and they also have different insecticidal mechanisms of action (that is, the principles by which pesticides kill pests). Varieties of this type often used in production today include: chlorfluazuron, buprofezin, flufenoxuron, diflubenzuron, bisultap, monosultap, imidacloprid, fipronil...
-
What are the precautions for using insecticides during the melon seedling stage
A agricultural supply seller from Yandu District, Yancheng City called to report that a local farmer used abamectin and dimehypo to control pests in rice fields. After application, a small amount of pesticide solution was left over and was incidentally sprayed onto 0.1 mu of soybeans grown by the family. As a result, the soybeans showed symptoms resembling scalding by boiling water the next day, then turned yellow and dried up. He asked whether the soybeans...
-
What are the benefits of using organic fertilizer in combination?
Organic fertilizer is an indispensable source of nutrients in vegetable production. It plays an important role in building soil fertility, supplying nutrients and improving the quality of vegetable products, and it is receiving increasing attention in pollution-free vegetable production. However, there are still some misconceptions in the application of organic fertilizer at present, so the author puts forward some application...
-
Six precautions to note when using bacterial biological insecticides
Biological pesticide: BT, Chinese name Bacillus thuringiensis, is a bacterial insecticide. This variety has been fully used in the main vegetable-growing areas of our country and has achieved good economic benefits. However, there are currently many BT manufacturers with varying quality, so when using it you must choose a variety of good quality. Note: BT is effective when the temperature is slightly higher...
-
Six key taboos to remember when using bacterial biological insecticides
Edible fungi suffer pest damage during the mycelium growth and mushroom fruiting stages due to the distinctive odor of the mycelium, so insecticides are often used when pest damage occurs. When pest damage occurs in edible fungi, the first step is to choose insecticides that are highly effective, low in toxicity, and have a short residual life, such as decis and dichlorvos; do not use banned substances such as benzene hexachloride (BHC) and DDT...
-
What are the benefits of using chemical fertilizers together with organic fertilizers?
For using livestock and poultry manure, orchards with the right conditions can build pig and sheep farms, or raise chickens and geese within the orchard. Livestock and poultry manure has complete nutrients and long-lasting fertilizer effect; generally, barnyard manure can be applied at the standard of 1 kg of fertilizer per 1 kg of fruit. Chicken manure and sheep manure are hot fertilizers, and excessive application can affect the activity of fruit tree roots. Chicken manure can be applied at 1 per 3 kg of fruit...
-
Straw Mushroom Cultivation Methods and Techniques Using Straw
How do you grow straw mushrooms with straw? What season is best for growing straw mushrooms? Does anyone have a method to share? Straw is a common by-product in rural areas. Zhongdi Network has compiled the method for growing straw mushrooms with straw, listed below for readers' reference. Key points to note when growing straw mushrooms with straw: suitable growing season for straw mushrooms...
条件筛选