Model
|
Function
|
TPY-IV
|
1. Test N, P, K, Organic Matter;
2. with storage function; 3. built-in the amount of nutrients needed for growth of 73 kinds of crops, can provide guidance for fertilizing amount according to needs; 4. Without printing function |
TPY-6A
|
1. Test N,P,K, organic matter, soil pH, soil salinity;
2. with storage function; 3. built-in the amount of nutrients needed for growth of 73 kinds of crops, can provide guidance for fertilizing amount according to needs; 4. with printing function |
TPY-6PC
|
Based on TPY-6A, with a software, be able to connect to computer for data
storage |
TPY-7PC
|
On the basis of TPY-6PC, but add one more parameter: soil moisture
|
Introduction Pesticide Residue Meter is based on cholinesterase catalyzing acetylcholine, its hydrolysate impacts DTNB to form yellow AZO. Organophosphate pesticides has effect on enzyme. Through changes of absorption value show the degree of inhibition and further reflect the ...
Introduction Plant nutrient analyzer saves three parameters (chlorophyll, nitrogen content and leaf temperature) at the same time. Plant chlorophyll, nitrogen content and leaf temperature are important nutrition and .They’re important basis for plant fertilization and ...