-
Detailed Explanation of High-Yield Soybean Cultivation Technical Specifications
Soybean is a major oil crop in our province. Developing soybean production is of great significance for improving people's food composition, developing animal husbandry, and improving soil fertility through crop rotation. From the actual situation of our province, soybean production mainly relies on increasing per-unit yield to increase total output. To achieve the target of over 200 kg per mu, it is necessary to liberate soybean from corn fields, because intercropping and mixed cropping of soybean with corn is one of the reasons for the low per-unit yield of soybean in our province, so clean planting of entire fields should be promoted; second, actively promote high-yield cultivation techniques centered on equidistant sowing, with increased application of farmyard manure
-
How to Grow Soybeans for High Yield? Detailed Explanation of Key Cultivation Techniques
1. Crop rotation selection: Choose level, low-lying land with good drainage, where the previous crop received adequate fertilizer and the soil is fertile - wheat, corn, potatoes, and melon or vegetable plots are best. Do not plant after continuous cropping or after sunflowers; compared with proper rotation, yield will decrease by 21.3%. 2. Land preparation and fertilization: Autumn plowing, land preparation, and fertilization are best, as this helps preserve soil moisture and freeze insect eggs to death. If preparing land in spring, it must be done during the thawing period. When preparing the land, according to soil fertility, generally apply more than 2 cubic meters of high-quality farmyard manure per mu, 10Kg of diammonium phosphate, and 5Kg of potassium sulfate, mix evenly, and apply before ridging as base fertilizer. 3. Seed dressing with chemicals: To control underground pests, you can use
-
What are the benefits of feeding rabbits soybean cake water?
Chop the soybean cake into small pieces, add water and boil it, filter out the residue, and add 1% salt to the filtrate for the rabbits to drink. After bucks drink soybean cake water, their coat and body condition improve, and mating at this time can increase the conception rate of does. After nursing does drink soybean cake water, milk secretion can increase by 28%. After young rabbits drink soybean cake water, they grow vigorously, and their weight at weaning can reach 650-750 grams, a 22.5% greater weight gain than those given plain water.
-
Detailed Explanation of Key Points for High-Benefit Soybean Cultivation Techniques
Soybean is one of China's important oil crops, and Shandong soybeans are renowned throughout China. Shandong Province has unique advantages in soybean seed breeding and is a stable year-round soybean seed production base. Its improved varieties are sold to hundreds of counties and cities across most of Shandong, as well as Henan, Jiangsu, Anhui, Shanxi, Hebei and other provinces, and have long been known as hybrid soybeans, becoming a famous brand product in the Huang-Huai River basin. High-yield soybean cultivation techniques are one of the important technical measures for achieving high yields. To obtain a higher yield level, improved varieties must be matched with improved methods to achieve the goal of high yield and bountiful harvest.
-
What are the characteristics of each developmental stage of soybean?
(1) Germination stage: refers to the period from seed germination to seedling emergence, which takes 10-15 days for spring soybeans and 4-6 days for summer soybeans. The germination stage of soybean mainly requires appropriate temperature and suitable soil moisture. It is required to carry out seed treatment before sowing, improve the quality of land preparation, sow at the right time, ensure that the field soil is loose, and prevent excessive soil moisture and poor permeability, which can delay seedling emergence or even cause seed rot. (2) Seedling stage: refers to the stage from seedling emergence to flower bud differentiation. It requires an average daily temperature above 20°C and 19%-20% soil
-
Detailed Explanation of Key Technical Points for Applying Soybean Rhizobia
The use of rhizobia in soybean production is a mature and widely used technology that can substantially enhance the soybean plant's own nitrogen-fixing capacity during the growing period, supplying sufficient nitrogen for soybean production needs. Soybean rhizobia come in two formulations: liquid and solid. Solid rhizobia are applied by seed dressing or soil application. Liquid rhizobia are used by seed soaking. Soybean rhizobia inoculant can also be added during seed coating, but care must be taken that the coating agent and the rhizobia inoculant are compatible with each other, and that the activity of the rhizobia is not inhibited by the efficacy of the seed coating agent. One
-
What are the effective control methods for the soybean root miner fly
The soybean root miner fly Ophiomyia shibatsuji (kato), also known as the bean root snake miner fly, belongs to the order Diptera, family Agromyzidae. It is commonly called the soybean root maggot, bean root snake fly, root miner fly, etc. I. Distribution and damage. The soybean root miner fly is mainly distributed in the main soybean producing areas; in China it is found in the three northeastern provinces, Inner Mongolia, Hebei, Shandong and Shanxi, among which Heilongjiang, Jilin and Inner Mongolia are the most prominent. The soybean root miner fly mainly causes damage during the soybean seedling stage; its feeding habit is monophagous, attacking only soybean and wild soybean. The larvae bore into the soybean
-
How to control soybean root maggots? All the control methods are here
Soybean root maggot, also called soybean root miner fly. It only harms soybean and wild soybean. The larvae bite and feed on the roots of soybean seedlings, forming maggot tunnels and excreting frass, causing root rot and stunted soybean plants; severely affected seedlings wither and die. This pest has only one generation per year. It overwinters as pupae in root bark tumors of soybean or in soil cracks; in mid-to-late May of the following year, it emerges as adults, lays eggs at the soybean roots, and hatches larvae that damage the soybean seedling roots. Control method: use seed dressing with chemicals to prevent larvae; dress seeds with 40% dimethoate emulsifiable concentrate at 0.7% of the seed weight, mix with water and spray, stirring while spraying. If dressing
-
Detailed Explanation of Sprinkler Irrigation Techniques for Soybeans During the Pod-Filling Stage
When soybeans enter the pod-filling and maturation stages, they still need some water and nutrients to promote material accumulation and maturation, improve the seed-setting rate, and increase yield. For many years, when soybeans enter the pod-filling stage, conditions are generally very dry, which adversely affects the pod filling and maturation of the top and upper pods. In response, some farmers use sprinkler irrigation with well water during this period to alleviate the drought. Production practice has proven that soybeans sprinkler-irrigated with pumped water during the pod-filling stage not only fail to promote maturation after one week, but instead cause some branches and plants to turn yellow prematurely or even die, thereby reducing yield. The reason is that soybeans
-
Detailed Explanation of the Occurrence Characteristics and Control Techniques of Spider Mites on Soybean
The soybean spider mite is the carmine spider mite (Tetranychus cinnabarinus), belonging to the class Arachnida, order Acariformes, family Tetranychidae. In 2007, affected by high temperatures and drought, soybean spider mites broke out over an area of 120 million mu in Heilongjiang Province, causing severe soybean yield reductions. According to surveys, in recent years the damage from soybean spider mites has risen to a primary position, generally reducing soybean yields by 20-30%, and in severely affected plots by 70-90%. I. Morphological characteristics. The adult body length is 0.3-0.5 mm, reddish-brown, with 4 pairs of legs. The female mite body length is 0.5 mm, egg-shaped or pear-shaped, slightly broad and raised at the front end, slightly pointed at the tail, with fine long setae on the dorsal surface, and one black elongated patch on each side of the dorsum; overwintering females are vermilion red and glossy. The male body length is 0.3 mm, purplish-red to light yellow, spindle-shaped or pear-shaped. The egg diameter is 0.13 mm, spherical, colorless and transparent when first laid, gradually turning yellow with red. The larva has 3 pairs of legs, a round body, yellow-white, becoming egg-shaped and light green after feeding, with dark green elongated patches appearing on both sides of the dorsum. The nymph has 4 pairs of legs, light green to pale orange-yellow, with setae appearing on the dorsum.
条件筛选