Planting Technology Lists
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What is the root nodule disease of rose?
What is the root nodule disease of rose? How to prevent and cure? Ask for guidance rose root nodule disease: symptom: that is, the white nodule seen in the root. The young tumor is white and elastic and hardens later. The surface of the tumor is rough. Brown or dark brown, when severe nodules can grow out of the ground. The rose with long root nodules grows poorly and the leaves are yellowing.
2018-07-18 -
How to prevent and cure scab in rose?
How to prevent and cure scab in rose? Please help guide scab to be the most prevalent in summer and autumn in Beijing. Black-brown spots with a diameter of 3-4 mm appeared on the leaves of diseased rose plants, and there were yellow halos around them, and the leaves fell off. When the disease was serious, only branches and infected buds were left. 2. Early prevention.
2018-07-18 -
What insect pests should be prevented in rose planting?
What insect pests should be prevented in rose planting? Please give an introduction to rose planting to prevent the following insect pests: first, yellow thorn moth. It belongs to the family Lepidoptera, which is also known as caterpillar, octagonal worm, octagonal jar, prickly spicy seed, and poisonous caterpillar. It is distributed in almost every province of the country. Besides harming rose, it also harms begonia, jujube, bauhinia, mulberry, etc.
2018-07-18 -
Why the rose blossoms less? How to solve it?
Why the rose blossoms less? How to solve it? Please guide the tree rose refers to the artificial gardening skills to develop the rose into a dry, crowned, tree-like tree-like type, which continues the characteristics of many flowers of the rose. But after many tree-like rose planting, not only did not continue the rose flowering.
2018-07-18 -
What should be paid attention to when using glyphosate to weed?
What should be paid attention to when using glyphosate to weed? Please introduce the use of glyphosate herbicide points for attention are: first, glyphosate herbicide is a germicidal herbicide, do not pollute crops, so as not to cause drug damage. Second, for perennial malignant weeds. Such as Baimao, Cyperus roxburghii, etc., apply again one month after the first use.
2018-07-18 -
How to prevent the damage of corn straw?
How to prevent the damage of corn straw? Please give prevention methods. Grass damage is one of the factors restricting the high and stable yield of maize. The perennial occurrence area of weeds in corn fields in China is more than 350 million mu, which can cause corn loss of about 9.5 billion kg per year. In view of the occurrence of weeds and their harmful characteristics, we should take agricultural control as the basis.
2018-07-18 -
What should be paid attention to when using Acetochlor in dry land?
What should be paid attention to when using Acetochlor in dry land? Please pay attention to the following four points when using Acetochlor in dryland: a certain soil moisture is beneficial to improve the weeding effect, such as the continuous dry weather in the medication stage, the weeding effect will be greatly reduced. Therefore, first watering to increase soil moisture, and then.
2018-07-18 -
How to use diachlor in tobacco fields?
How to use diachlor in tobacco fields? Please give guidance to tobacco with small seeds and slow seedling growth, which are often harmed by weeds, such as Setaria mandshurica, Artemisia angustifolia, barnyard barnyard, sophora, sedge, pig calamity, plume, plantain, dandelion and so on. The control of weeds in tobacco field can.
2018-07-18 -
How do vegetables use plant growth regulators?
How do vegetables use plant growth regulators? Please give guidance on the application of plant growth regulators to vegetables can refer to the following methods: 1. According to the purpose of use, to determine the appropriate concentration of plant growth regulators should use different concentrations according to the purpose of use, different types of vegetables and different periods. ...
2018-07-18 -
What are the application methods of plant growth regulators?
What are the application methods of plant growth regulators? Please introduce that plant growth regulators are substances that have similar physiological and biological effects to plant hormones. At present, the substances widely used in agricultural production with the function of plant growth and development are auxin, gibberellin, ethylene, cytokinin and desorption.
2018-07-18