| Site menu |
|
 |
| Section categories |
|
 |
| Our poll |
|
 |
|
|
|
|
|
Entries in category: 6 Shown entries: 1-6 |
Pages: 1 |
Sort by: To the Date · To the name↓ · To rating · To the comments · To viewing
|
Large reserve of increase of harvest of agricultural cultures and of increase of his quality is the competent, well organized protecting of of plants from wreckers, illnesses and weeds. Thus necessity close of combination or integration of chemical, biological agronomical and other methods of defence of plants recognition of economic situation which is folded. is Sewn up plants to a great extent related to the wide use of chemical facilities - pesticides. |
|
Those, which stains seed - chemical preparations, in-use for of preseed treatment of different cultural plants, with the purpose of of оберігання of east from illnesses and wreckers of plants. In some cases the one-having a special purpose settings use preparations, that for of guard of plants only from illnesses or only from wreckers, but lately more frequent use preparations of complex action. Stainsing of seed and sowing material is the obligatory reception of in technology of воделывания of different cultures. Efficiency of of stainsing to a great extent depends on... |
|
Regular of growth of plants is matters which influence on the processes of growth and of development of plants. To the present tense регулювальники of growth of plants found the practical use in next basic areas... |
|
Інсектициди are chemical preparations for a fight with harmful by insects. On character of penetration in the organism of insects insecticides of are divided to the step the followings sub-groups: * contact * intestinal * system
|
|
HERBICIDES are chemical preparations (or their compositions), in-use for of fight against an undesirable vegetation. On character of action on of plant herbicides are divided by two basic groups: continuous that operate on all types of plants, and selective (selective) that one types of plants stun only and relatively safe for other. Such division, certainly, de bene esse, as the same matters of depending on common concentrations and norms of expense on unit of to the processed area can prove and as continuous, and as selective preparations... |
|
Fungicides are chemical preparations which repress development of spores of mushrooms or of міцелія and that kill them. Fungicides, in-use for treatment of plants of subdivided into protective, system and such which treat. Protective fungicides of use for a prophylaxis. Medical fungicides repress development of of symptoms of disease at plants... |
1-6 |
|
|
|
|
|
| Search |
|
 |
| Advertis |
Your advertising Would beat here!
Apply in Administration |
 |
|