To safe the Environment,we have to developed the Eco-friendly technology. we should use the bio-degradable packaging material to transport. now a day's farmers are using some chemical pesticides that are harmful for human health as well as for soil taxer and fertility. they should adapt the biological treatments for disease control, that is Eco-friendly.agriculture scientists are working on different biological control methods for disease.

Под заказ:
	OZON.ru - 5229 руб.	Перейти

Рейтинг книги: 4 из 5, 3 голос(-ов).