270

  • Internet havola
  • DOI
  • UzSCI tizimida yaratilgan sana 08-02-2020
  • O'qishlar soni 247
  • Nashr sanasi 02-02-2018
  • Asosiy tilO'zbek
  • Sahifalar19
Kalit so'z
English

The article presents the results of field trials on the effect of cover crop of alfalfa on the humus content in the soil and ameliorative status light meadow saz soils. It was revealed that the cover crop alfalfa helps increase humus in the soil after the alfalfa from 6 to 14,7 percent in the arable and sub arable soil horizons. At the end of the experiment in the soils of the experimental plot chlorine ion content decreased to 0,003% and the sulfate ion to 0,023% by weight of soil.

Kalit so'z
№ Muallifning F.I.Sh. Lavozimi Tashkilot nomi
1 Botirov M.. АндҚХИ
№ Havola nomi
1 1. М.М.Кононова. “Органическое вещество и плодородие почвы. Почвоведение”. 1984, 8., 6-19.
2 2. Методы агрохимических, агрофизических и микробиологических исследований в полевых хлопковых районах. - Ташкент, СоюзНИХИ, 1963. - 440 с.
3 3. Методика полевых опытов с хлопчатником. - Т.: Фан, 1981, - 241 с.
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