Efficient Safe Use Fertilizers (2 results)

paperback. Condition: New. Paperback. Pub Date: 2019-09-01 Pages: 318 Language: Chinese Publisher: China Agriculture Press According to the Ministry of Agriculture promulgated the 2020 fertilizer use zero-growth action plan and the beautiful countryside construction requirements. fertilizer efficient and safe use of manual introduces modern agriculture and fertilizer use efficiency and security. the main fertilizer efficient and safe .…

paperback. Condition: New. Paperback. Pub Date: 2019-10-01 Pages: 217 Language: Chinese Publisher: China Agriculture Publishing House. Rural Reading Publishing House Henan is a large agricultural province. The annual grain sown area and output ranks second in the country. Around 2010. Henan Province Scattered fields in the yellow cinnamon soil area have successively reported yellowing and death of crops such as wheat and corn after the three-leaf period. resulting in reduced production or even no harvest.?Henan Provinc.…