Department Serial number Device name Test item or use unit Quantity First, laboratory testing equipment Balance room 1 One ten thousandth electronic balance Drug weighing, total dissolved solids station 1 2 Ordinary electronic balance Drug, sample wei

Starting in late November of each year, turtle species begin to enter the wintering period. Turtles are hypothermic animals and do not have the ability to regulate body temperature automatically. The body temperature of turtles changes with changes in outside temperature. The optimal growth tempera

First, hard treatment Before sowing legumes, hard seeds should be dealt with. Treatment methods are: First, scratch the seed coat. Roller mills can be used for roller compaction or roller compactors. Legume grass seeds can also be mixed with a certain amount of crushed stone and gravel and placed

Cultivating high-yielding and strong-seedlings in the early spring to erect a small watermelon stand in a greenhouse is a kind of fine cultivation method that improves watermelon yield, improves appearance quality, and produces green fruits and vegetables. The use of stand cultivation, can increase

First, the rations are well matched. Feeding rabbits in the summer should pay attention to reducing dietary energy levels and increasing protein levels in the diet. According to the rabbit's breed, sex, and physiological stage, with the ratio of fine material, green material, and coarse materia

After the zucchini is sitting on the melon, the plant transitions from vegetative growth to reproductive growth. The enlargement of the fruit needs to absorb a large amount of nutrients, compete for the nutrients needed for the growth of the plants, and in order to ensure that the vegetative growt

Oviform (Trachinotus ovatus) Local names are gold, 鲳, red three yellow wax 鲳, genus, 鲈-shaped head, ? 科, 鲳 鲳 属 genus, warm water, tender meat, delicious taste. Oviform (Trachinotus ovatus) (Linnaeus), commonly known as golden pheasant, yellow lamellae, is a bony

Early rice production Because of the low temperature in the early stage and the high temperature in the later period, it is necessary to apply sufficient basal fertilizer during transplanting so as to obtain high yield. Because of the low temperature in the early stage of rice production, the effec

1. Loose head scales loose 1.1 causes 1.1.1 differences between varieties. For example, UC800 is more prone to fluffy head scales loose. 1.1.2 high temperature drying. 1.1.3 Weak supply of nutrients for storage of nutrients in late autumn or late harvest. 1.2 Countermeasures 1.2.1. As far as possib

Dense inoculation: increase the turf of the fungus, the germinating point of the bacteria area is large, the mycelium can be made to penetrate the eucalyptus in a relatively short period of time. The gas exchange between eucalyptus and the outside world mainly depends on absorbing and evaporating w

Sunlight greenhouse cultivation of wax gourd in winter, 9-10 months of the seedling period, colonization period of 10-11 months. The melon melon has a longer growth period and better management during the seedling period. The pre-reproductive period is mainly in the severe cold season. The temperat

The screw pump is a volumetric pump with internal meshing eccentric rotation. The main components of the screw pump are a single-headed spiral rotor and a stator with a double-closed spiral usually made of elastic material. When the rotor is fixed in the cavity, the