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Thông tin chi tiết sản phẩm:
Tiếp xúc
nói chuyện ngay.
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| Vẻ bề ngoài: | hạt đen | Axit Humic (Cơ sở khô): | 65% tối thiểu |
|---|---|---|---|
| Boron (B): | 1 phút | Kích thước hạt: | 2-4mm |
| Độ ẩm: | tối đa 14% | Ph: | 8,0-10,0 |
| Tỷ lệ ứng dụng: | 100-200 kg/ha/năm | Nguồn B: | Borax, dạng hạt |
| Làm nổi bật: | Boron humic acid granules,65% tropical oil palm fertilizer,Humic acid granules bunch development |
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Boron deficiency in oil palm shows up as a specific set of symptoms that estate managers learn to recognise quickly: hooked or crinkled fronds on young palms, little leaf, and in severe cases a bunch that fails to fill. The cause is usually not a lack of boron in the soil but a lack of available boron, because B is highly leachable on sandy and peat soils and the annual rainfall in Sumatra and Kalimantan removes it faster than the palm can take it up. This granule combines
Người liên hệ: Mr. Neal
Tel: +8618764169939
