1099:-
Uppskattad leveranstid 7-11 arbetsdagar
Fri frakt för medlemmar vid köp för minst 249:-
Lyutserna v oroshaemykh rayonakh yuga Rossii yavlyaetsya vedushchey kormovoy kul'turoy, obladayushchey vysokimi kormovymi dostoinstvami. Velika rol' ee takzhe v povyshenii plodorodiya pochvy i urozhaynosti posleduyushchikh kul'tur sevooborota. No urozhaynost' lyutserny v sel'skokhozyaystvennykh predpriyatiyakh ostaetsya na urovne 3,5-5,0 t/ga, khotya potentsial'nye vozmozhnosti ee sostavlyayut 20,0-25,0 t/ga sena. Osnovnoy prichinoy takikh nedoborov urozhaya yavlyaetsya trudnost' polucheniya vskhodov melkosemyannoy kul'tury, nablyudaemaya pri etom vysokaya izrezhennost' posevov. V monografii privodyatsya rezul'taty issledovaniy po resheniyu dannoy problemy putem osvoeniya effektivnoy resursosberegayushchey sistemy osnovnoy i predposevnoy obrabotki pochvy, kotoraya pozvolyaet povysit' polevuyu vskhozhest' semyan lyutserny na 40-45%, optimizirovat' pochvennye usloviya zhizni rasteniy, snizit' zasorennost' posevov do 12 raz, povysit' urozhaynost' lyutserny v srednem za dva goda vyrashchivaniya v 1,54 raza so vsemi vytekayushchimi otsyuda ekonomicheskimi i energeticheskimi preimushchestvami. Dostizheniyu takikh pokazateley sposobstvuet predlagaemaya avtorami sovershenno novaya kontseptsiya bor'by s sornoy rastitel'nost'yu i sroki pod"ema zyabi pod lyutsernu.
- Format: Pocket/Paperback
- ISBN: 9783846586228
- Språk: Engelska
- Antal sidor: 136
- Utgivningsdatum: 2012-04-11
- Förlag: LAP Lambert Academic Publishing