Special slow/controlled release compound fertilizer for capsicum, and preparation method thereof

Abstract

The invention provides a special slow / controlled release fertilizer for capsicum. The special slow / controlled release fertilizer for capsicum is characterized in that the special slow / controlled release fertilizer for capsicum comprises, by mass, 0.10-0.15% of N-(n-Butyl)thiophosphoric triamide or quinhydrone and 0.25-0.30% of dicyandiamide. A preparation method of the special slow / controlled release fertilizer for capsicum comprises the following steps: combining fertilizers of macro, medium and trace elements of N, P, K, Mg, B, Zn and the like with organic fertilizers comprising high-quality decomposed rapeseed meal, chicken manure and the like, adding a urease inhibitor and a nitration inhibitor, and mixing. The special slow / controlled release fertilizer for capsicum has a slow release effect in soil, is rich in all nutritional elements specially required by the growth of capsicum, can effectively satisfy the nutrient needs of the capsicum of different growth stages, and can effectively improve the capsicum output.

Description

technical field

[0001] The invention relates to the field of compound fertilizers, in particular to a slow-control slow-release compound fertilizer specially used for peppers and a preparation method thereof. Background technique

[0002] chili( Capsicum annum L.) is an annual or perennial herbaceous plant that can bear spicy or sweet berries in the Capsicum genus of the Solanaceae family. my country is the country with the largest planting area of ​​pepper in the world, and it is planted all over the country. The annual planting area reaches 1.33 million hectares, accounting for the second place in my country's vegetable planting area. Ripe green fruits can be fried and made into kimchi. Ripe red fruits can be salted and marinated in sauce, or dried into dried chili and made into chili powder. It is a fresh vegetable and condiment that people like to eat, especially in Sichuan, Guizhou, Southwest China. People in Yunnan, Gansu and Shaanxi in the northwest, and Hunan and ...